课课练四年级上册【第3版】参考答案
课课练 四年级上册 【第3版】参考答案

Unit 1Period 1A 1 b 2 a 3 a 4 bB 1 a 2 a 3 b 4 b 5 aC 1 a 2 d 3 c 4 bD 1 cats 2 dogs 3 tiger4 panda5 horse6 elephantE 1 monkey 2 cars3 horses, are4 apple5 crayonsF 1 Do you like lions?2 I like those cute dolls.3 L ook at this robot, boys andgirls.4 T he dog is fat and big./The dogis big and fat.5 I have three toy cars.Period 2A 略B a 4 b 1 c 5 d 6 e 2 f 3C 1 ☺ 2 ☹ 3 ☺ 4 ☺5 ☹6 ☺D 1 b 2 b 3 a 4 b 5 aE 1 a 2 c 3 b 4 a 5 aF p anda, is, tiger, monkeys, like, are,youPeriod 3A 略B Su Hai: pandaSu Yang: tigerMike: tiger, lionHelen: cat, dogMiss Li: monkeyC 1 a 2 b 3 b 4 c 5 bD 1 c 2 d 3 e 4 a 5 bE 1 like, dogs, No2 this, like, cats3 that, it, tiger4 toy, panda, fatF 1 ☹ 2 ☹ 3 ☹ 4 ☺Checkout for Unit 1A 1 a 2 a 3 b 4 c 5 a 6 cB a 6 b 5 c 4 d 1 e 3 f 2C 2 4 6 5 1 3D 1 b 2 a 3 b 4 a 5 bE 1 a 2 b 3 a 4 b 5 b 6 aF cat, like, that, dog, dogsG 1 a 2 c 3 c 4 a 5 bH 1 two horses 2 those tigers3 toy panda4 a cute cat5 和我一起跑6 我的乖小狗I c a e d bJ 1 a 2 c 3 b 4 a 5 cK 1 cakes 2 an 3 dog, dogs4 They’re5 Those6 monkeyL 1 ☹ 2 ☺ 3 ☹ 4 ☺ 5 ☹M 1 tigers, cats 2 do, lions3 dogs, YesUnit 2Period 1A 1 b 2 b 3 a 4 a附录3《课课练 · 小学英语》(四年级上册)[第3版]参考答案127B a 2 b 1 c 6 d 5 e 4 f 3C 1 ☹ 2 ☺ 3 ☺ 4 ☹ 5 ☹D 1 c 2 b 3 a 4 a 5 bE 1 grapes 2 have, cat3 banana4 ice, cream5 pearF 1 They have some apples.2 Let’s make a fruit salad.3 Do you have a banana?4 I don’t like pears.Period 2A 略B 1 d 2 c 3 a 4 bC 1 a 2 a 3 b 4 bD 1 grapes 2 our 3 many4 don’t5 bananasE 1 a 2 b 3 c 4 a 5 bF my, nice, some, rubbers, forPeriod 3A 略B 1 c 2 b 3 c 4 cC 1 banana, it 2 nice3 bananas4 ourD 1 c 2 e 3 d 4 a 5 bE 1 have, any, No2 make, Great3 like, some4 some, grapes, areF T hey, like, fruit, mangoes, have,many, oneCheckout for Unit 2A 1 c 2 a 3 b 4 c 5 c 6 aB 1 ☺ 2 ☹ 3 ☺ 4 ☹C 4 2 1 5 3D 1 b 2 d 3 a 4 cE m ake, Do, have, No, some, bananasF 1 c 2 a 3 b 4 a 5 aG 1 any 2 He’s 3 friends4 pear5 a, some6 don’tH 1 b 2 a 3 c 4 b 5 cI 1 c 2 d 3 a 4 f 5 b6 eJ 1 three bananas 2 Our friends3 an orange toy dog4 a pie5 in the treeKmango banana grape orange pineapple Y angLing√Liu Tao√Helen√Mike√√L 1 ☹ 2 ☺ 3 ☺ 4 ☹ 5 ☺Unit 3Period 1A 1 c 2 a 3 b 4 b 5 aB 1 ☺ 2 ☺ 3 ☹ 4 ☹C 1 thirteen 2 fifteen 3 nine4 eighteen5 two6 sevenD 1 b 2 c 3 d 4 a 5 eE 1 Can I have one?2 What do you have?3 Look at my toy animals.4 How many dolls do you have?5 I have sixteen nice cars.F 1 a 2 a 3 b 4 b 5 a 6 aPeriod 2A 略B 1 b 2 a 3 a 4 b 5 aC have, many, fifteen, Can, SureD 1 one 2 eighteen 3 stickers4 have5 mangoes128E 1 a 2 c 3 b 4 a 5 bF 1 How, many 2 What, have3 Do, any4 Do, you5 This, isG pandas, are, any, thirteenPeriod 3A 略B 1-c-① 2-a-② 3-b-③4-d-④C 1 ☺ 2 ☹ 3 ☹ 4 ☹ 5 ☺D t hese, your, are, oranges, have, YesE 1 many, dogs, five2 Can, a, Sure, you3 Do, any, have, someF 1 T 2 T 3 F 4 T 5 FCheckout for Unit 3A 1 d 2 c 3 a 4 bB 3 1 6 4 5 2C 1 ☺ 2 ☺ 3 ☹ 4 ☺ 5 ☹D 1 a 2 b 3 b 4 a 5 bE T hey’re, apples, some, many,fifteenF 1 c 2 b 3 a 4 b 5 b 6 cG 1 a 2 b 3 c 4 c 5 c6 a7 c8 a9 b 10 cH 1 Do, any, don’t, some, pencils2 like, pandas, They’re3 How, many, Fifteen4 have, a, look, SureI 1 e 2 a 3 f 4 b 5 c 6 d J c a d e b fK 1 b 2 c 3 b 4 aUnit 4Period 1A 1 d 2 a 3 b 4 cB a 4 b 1 c 6 d 2 e 5 f 3C 1 b 2 a 3 b 4 b 5 bD 1 a 2 a 3 a 4 b 5 bE 1 h 2 c 3 e 4 g 5 a6 b7 f8 dPeriod 2A 略B 1 c 2 c 3 a 4 cC 1 football 2 play3 skate, can4 me, basketballD 1 2 5 3 6 4 7E 1 b make 2 c animals3 c basketball4 c she5 b anyF 1 b 2 c 3 c 4 a 5 a 6 cPeriod 3A 略BWhoWhatLiu Tao Yang Ling MikeHelen√√√√p lay football, skate, play basketball,swimC 1 b 2 a 3 b 4 a 5 aD 1× 2 × 3 × 4 √ 5 ×6 √E 1 Birds, you, No2 table tennis, he, well3 swim, you, skateF 1 T 2 F 3 T 4 F 5 T129Checkout for Unit 4A 1 a 2 a 3 c 4 bB 1 ☹ 2 ☺ 3 ☺ 4 ☹5 ☹6 ☺C 1 a 2 a 3 b 4 b 5 aD 1 T 2 F 3 T 4 T 5 FE football, like, about, can, Let’sF 1 play table tennis2 seven basketballs3 play football4 swim well5 非常好6 试一试7 五个有趣的男孩8 我也不会游泳。
新苏教版四年级上册语文课课练全部参考答案

新苏教版四年级上册语文《课课练》全部参考答案最新资料 1老师,您好!一、jìnzhōnɡyùnsùbiānláo二、崇高智慧祝愿由衷闪耀茁壮三、崇高的理想衷心地祝愿美好的事业幸福地开放盈盈的笑语轻轻地撒向飞舞的笔尖飞速地前进四 1. 每个人的成长都浸透着教师的心血。
每一项创造都蕴含着教师的辛劳。
2. 从古至今,哪个孩子的健康成长不浸透着父母的辛劳!3. 崇高、伟大五、1. 老师的眼睛深情亲切动人一泓清泉一片洁白的云彩2.(2)√3. 老师的眼睛里透着对学生的爱与期待,老师对学生的教育如春雨润物细无声。
2但愿人长久一、mán jīnzhuǎnsì xùsuī二、官缺宽尝赏隐屈悲三、画去:赏尝续浩辈要四、明月诗歌轮美景回忆抹五、1. 他转念又想:世上本来就是有悲也有欢、有离也有合的,就像天上的月儿有隐也有现、有圆也有缺一样,不会十全十美的。
2. 阴晴圆缺人生不会十全十美,总是充满悲欢离合3. 但愿人长久千里共婵娟六、2.“月亮渐渐西沉……这么亮呢……?”3. 如王维《杂诗》“君自故乡来”,李白《静夜思》“举头望明月,低头思故乡”。
3古诗两首一、mómòhéqiānɡ二、1. 和谐。
没有。
2. 出发。
顺流而下。
三、1. 潭面(洞庭湖面)月光下洞庭湖面风平浪静2. 洞庭湖君山4秋天一、肠柔珍梳酒袍烦苹二、成熟明丽柔韧发亮三、yīnɡbiāorēnsuì四、1. 彬彬有礼欣欣向荣红红火火轰轰烈烈2. 柔韧的梳子发亮的汗珠好像犹如五、1. 、、;、、、、。
2. 浅红洋红浅绿草绿明黄橙黄3. 远远望去,就像片片玉树林挂满了珍珠和玛瑙,真惹人喜爱。
苹果珍珠玛瑙4. 果园里苹果丰收的景象果实的品种人物的活动最新资料 1老师,您好!一、jìnzhōnɡyùnsùbiānláo二、崇高智慧祝愿由衷闪耀茁壮三、崇高的理想衷心地祝愿美好的事业幸福地开放盈盈的笑语轻轻地撒向飞舞的笔尖飞速地前进四 1. 每个人的成长都浸透着教师的心血。
部编版语文四年级上册全册完整 课课练(含每一课答案)

部编版四年级语文上册全册完整课课练附答案第一单元1.观潮第一课时一、把括号里不正确的音节划去。
闷(mēn mèn)雷涨(zhǎnɡznànɡ)潮飞奔(bēn bèn)而来横(hénɡhènɡ)卧颤(chàn zhàn)动浩(ɡào hào)浩荡荡笼(lónɡlǒnɡ)罩踮(diǎn diàn)着脚风号( háo hào)浪吼二、看拼音,写词语。
jùshuōpàn wànɡɡǔn dònɡdùn shídàdīzhújiàn dìzhèn yúbō三、把下面的词语补充完整。
水天()()昂首()()人()人()齐头()()()天()地()()鼎沸若()若()()()西去风()浪()四、判断正误,对的在括号里打“√”,错的打“X”。
1.“鼎”字第九笔的笔画是“|”。
()2.“江面上依旧风号浪吼。
”中的“依旧”意思是“使人预料不到”。
()3.“浪潮的声音如同山崩地裂”这句话是比喻句。
()4.那声音如同山崩地裂,好像大地都被震得颤动起来。
”这句话使用的修辞手法是夸张。
()五、给下面的加点字选择不是近义词的选项。
1.农历八月十八是一年—度的观潮日。
()A.一次B.一回C.一日2.宽阔的钱塘江横卧在眼前。
()A.宽容B.辽阔C.宽广3.过了好久,钱塘江才恢复了平静。
()A.许久B.很久C.长久4.那声音如同山崩地裂。
()A.犹如B.相同C.宛如5.顿时,海塘大堤上人声鼎沸。
()A.霎时B.刹那间C. 一时第二课时一、读句子,根据拼音写词语。
天zhújiàn()亮了,空中lǒnɡzhào()着一层薄雾,使我感觉yóu rú()进入了仙境。
四年级上册英语课课练40页答案

四年级上册英语课课练40页答案1、_______ hard, _______ you’ll fail in the exam. [单选题] *A. Studying; forB. Study; or(正确答案)C. To study; andD. Study; and2、Reading()the lines, I dare say that the government are more worried than they admitted. [单选题] *A. behindB. between(正确答案)C. alongD. among3、—______ is it from your home to the bookstore?—About 15 kilometers.()[单选题] *A. How far(正确答案)B. How muchC. How longD. How many4、The traffic jams often happen in _______ hours. [单选题] *A. lunchB. workC. leisureD. rush(正确答案)5、Is there going to ______ a football match in the stadium next month?()[单选题] *A. beingB. haveC. be(正确答案)D. having6、He used to get up at six in the morning,()? [单选题] *A. used heB. did heC. didnt he (正确答案)D. should he7、—_____ will the bus arrive? —In four minutes. [单选题] *A. How longB. How oftenC. How soon(正确答案)D. How far8、37.It’s fun _________ a horse with your best friends on the grass. [单选题] *A.to ride (正确答案)B.ridingC.ridesD.ride9、The beautiful sweater _______ me 30 dollars. [单选题] *A. spentB. paidC. cost(正确答案)D. took10、34.My mother usually_______ much time shopping in the supermarkets on weekends. [单选题] *A.spends (正确答案)B.costsC.takesD.pays11、98.There is a post office ______ the fruit shop and the hospital. [单选题] *A.atB.withC.between(正确答案)D.among12、44.—Hi, Lucy. You ________ very beautiful in the new dress today.—Thank you very much. [单选题] *A.look(正确答案)B.watchC.look atD.see13、I knocked on the door but _______ answered. [单选题] *A. somebodyB. anybodyC. nobody(正确答案)D. everybody14、90.—I want to go to different places, but I don’t know the ________. —A map is helpful,I think. [单选题] *A.price(正确答案)B.timeC.wayD.ticket15、The bookshop is far away. You’d better _______. [单选题] *A. by the busB. by busC. take busD. take?the bus(正确答案)16、Nick has always been good _______ finding cheap flights. [单选题] *A. at(正确答案)B. forC. withD. to17、56.Sam is in a hurry. Maybe he has got ________ important to do. [单选题] *A.everythingB.nothingC.anythingD.something(正确答案)18、I tell my mother not ______ me.()[单选题] *A. worry aboutB. to worry about(正确答案)C. worry withD. to worry with19、People cut down many trees ______ elephants are losing their homes. ()[单选题] *A. ifB. butC. so(正确答案)D. or20、Experts are making an investigation on the spot. They want to find a way to()the tower. [单选题] *A. Restore(正确答案)B. resumeC. recoverD. reunite21、He couldn’t ______ the maths problem without your help. [单选题] *A. work out(正确答案)B. work atC. work forD. work with22、-----How can I apply for an online course?------Just fill out this form and we _____ what we can do for you. [单选题] *A. seeB. are seeingC. have seenD. will see(正确答案)23、Now he is _______ his homework. [单选题] *A. busyB. busy with(正确答案)C. busy with doingD. busy does24、Tom is ____ honest man, so we all like to work with him. [单选题] *A. aB. an(正确答案)C. /D. any25、Will you be able to finish your homework _______? [单选题] *A. by the timeB. in time(正确答案)C. once upon a timeD. out of time26、I have worked all day. I'm so tired that I need _____ . [单选题] *A. a night restB. rest of nightC. a night's rest(正确答案)D. a rest of night27、_______ travelers come to visit our city every year. [单选题] *A. Hundred ofB. Hundreds of(正确答案)C. Five HundredsD. Five hundred?of28、81.Some birds are flying ________ the lake. What a beautiful picture! [单选题] *A.forB.underC.inD.above(正确答案)29、Galileo was ____ Italian physicist and astronomer who invented _____ telescope. [单选题] *A. a, aB. the, theC. an, aD. an, the(正确答案)30、_______ is on September the tenth. [单选题] *A. Children’s DayB. Teachers’Day(正确答案)C. Women’s DayD. Mother’s Day。
苏教版科学四年级上册课课练(课后练习题)附答案

苏教版科学四年级上册课课练(课后练习题)附答案第一单元动物大家族1.给动物分类一、选择题1.O不属于脊椎动物A.孔雀B.蚂蚁C.小丑鱼D.猴子2.我国是世界上拥有野生动物种类最多的国家之一,其中()是我国特有的珍稀动物A.华南虎B.美洲豹C.帝企鹅D.袋鼠3.蝴蝶属于OA,脊椎动物B.无脊椎动物C.植物D,以上都不是4.在动物园的灵长类区,我们能看到()A.蛇B.猴子C.鹦鹉D,鳄鱼5.按运动方式进行划分,小丑鱼的运动特征是OA.在水里游B.在陆地走或爬C.在天上飞D,以上都可以二、判断题1•因为蚯蚓的身体是一节一节的,所以它是脊椎动物2.人类的脊椎是一节一节的,其他动物的脊椎都是完整的一3.常见的鸡、鸭、鹅等家禽属于脊椎动物4.蚊子、苍蝇等昆虫属于无脊椎动物5.我们只能将动物分为脊椎动物和无脊椎动物【参考答案】6.B2.A3.B4.B5.A1.×2.×3.√4.√5.×2.鱼类一、选择题1.O不属于鱼类的特征A.靠鳍呼吸8.身体呈纺锤形C.覆盖羽毛D.用鳍游泳9.以下生物,属于鱼类的是OA.青蛙B.螃蟹C.小丑鱼D.蝴蝶10鱼在游泳时不断地张口,以下说法不正确的是A.它在喝水B.它在进食C.它在呼吸水里的氧气D.它在说话11用滴管吸取少量红色液体,并悄悄地滴在鱼嘴前方,我们可以看到OA.红色液体从鱼的嘴部吸入,从鲤部流出12红色液体从鱼的鲤部吸入,从嘴部流出C.红色液体从鱼的鲤部吸入,从鲤部流出D.红色液体从鱼的嘴部吸入,从嘴部流出13很多鱼类身体的形状都很相似,这是因为这种形状OA.利于隐藏自己B.能减小水的阻力C.能吸引异性D,以上都是1.鱼类属于脊椎动物2.鱼类在水中生活,所以不需要氧气3.在水中生活的脊椎动物都是鱼4.鱼在游动时,尾鳍用于维持身体平衡5.鱼只能用鲤呼吸【参考答案】1.C2.C3.D4.A5.B1.√2.×3.×4.√5.×3.鸟类一、选择题1.燕子的尾巴具有()的作用A.减少空气阻力B.飞翔C.掌握平衡,控制方向D,装饰4.下列说法中错误的是OA.带钩的鸟爪容易抓住树干,适宜生活在森林中,并有利于捕食B.鸭子的脚趾中间有蹊,使得脚掌宽大,只适宜在陆地上行走C.鸵鸟的足非常粗壮,只有两趾,有利于支撑鸵鸟巨大的身体D.火烈鸟可以靠一只爪子支撑身体5.家鸽的绒羽最主要的作用是()A.保暖B.飞行C.装饰D,繁衍6.鸟类的喙一般用于()A.取食B.繁衍C.争斗D.控制飞行方向7.将鸟的正羽羽根剪断,里面是()A.空心的B.骨髓C,骨头D血液二、判断题1.鸟属于脊椎动物2.所有的鸟类都会飞3.鸟类的羽毛是实心的4.鸟的羽毛主要用于装饰和保暖5.鸭子的脚趾中间有蹊是为了划水时省力【参考答案】l.c2.B3.A4.A5.A1.√2.×3.×4.×5.√4.哺乳类一、选择题1.能够说明蝙蝠是哺乳动物的关键特征是()A.体表被毛B.哺乳C.体腔分为胸腔和腹腔D以上都是2.生活在海洋中的鲸鱼属于()A.哺乳动物B.鱼类C.鸟类D植物3,下列动物的繁殖方式是胎生的是()A.鸟类B.鱼类C.哺乳动物D.昆虫类4,北极熊的皮下有着一层厚厚的脂肪,其作用是()A.伪装B.保温C.保护D.以上都是5,下列那些哺乳类动物不是生活在海里()的A.鲸鱼B海豚C海豹D.大象二、判断题1.狮子、大象、鲸都是用乳汁哺育后代的2.蝙蝠是鸟类,不是哺乳动物3.人是哺乳动物4,哺乳动物的脂肪不具备保暖作用5.鲸鱼是鱼类,也是哺乳动物【参考答案】1.B2.A3.C4.B5.D1.√2.×3.√4.×5.×第二单元物体的运动5.运动与位置一、选择题1.在前进的火车中,以O作为参照物,乘客是静止的A.窗外的树B.轨道旁边的小河C.车厢里的座椅D.车厢外的房屋2•诗句“小小竹排江中游,巍巍青山两岸走”中“巍巍青山两岸走”选用的参照物是()A.巍巍青山B.岸边的树C.小小竹排D.天空的太阳3.坐在行驶的汽车上,人相对于汽车是()A.静止的B.运动的C.无法判断D.以上都有可能4•我们所说的物体的运动,是指这一物体相对于另一物体来说,它的O发生变化A.大小B.位置C.颜色D,形状5.“小红家在小明家的正东方向300米处”这句话中O是参照物A.300米8.小明家C.小红家D,正东方向二、判断题1.判断物体是否运动,要先确定参照物9.参照物是假定静止不动的10.高山一定是静止不动的11小红在跳绳是运动的,小刚坐在地上是静止的12世界上没有绝对不动或静止的物体【参考答案】1.C2.C3.A4.B5.B1.√2.√3.×4.×5.√13.不同的运动一、选择题1.在下列运动中,从物体的运动路线来看,做直线运动的是A.向空中斜抛出的小石头B.旋转的车轮C.正在工作的升降电梯D.飞行的蝴蝶14直升飞机的运动方式是OA.螺旋桨转动B.机身做直线运动C.螺旋桨做直线运动D,机身转动15在水平地面上推木块,木块动起来,木块的主要运动方式是()A.移动B.滚动C.转动D挪动16下列不属于曲线运动的是OA.拨弄琴弦B.水车转动C.风车转动D.摆锤摆动17下列运动属于复合运动的是()A.锯木头B.旋转木马C.荡秋千D.时针转动二、判断题1.物体只能以一种运动方式运动2.拨动钢尺时,钢尺的运动方式是曲线运动3.苹果落地属于直线运动4.我们走路时,身体只有直线运动一种方式5.物体的运动方式是多种多样的【参考答案】1.C2.A3.A4.A5.B6.×2.√3.√4.×5.√7.运动的快慢一、选择题1.以下是速度的单位的是()A.米/秒B.米C•秒D.小时2•小明和小红同时从运动场一端出发,1分钟后我们可以分别测量他们的(),比较他们运动的快慢A.距离B.步数C.速度D.以上都可以3.小明用2米/秒的速度走完26米,用了()秒A.2B.13C.12D.104.一条鱼游动速度3米/秒,游动5秒钟游了O米A.3B.5C.8D.151.1米/秒和60米/分钟这两个速度OA.1米/秒速度更快2.60米/分钟速度更快C.两个速度一样快D.无法比较二、判断题1.在运动路程相同的情况下,可以根据所用时间的长短来判断运动的快慢。
精编冀教版(三起)四年级上册英语第二和第三单元课课练课时练习含答案12课时

Unit 2 At HomeLesson 7 Homework一、看图,读短语,连一连。
1. 2. 3. 4.A. write a storyB. sing a songC. wash the clothesD. draw a picture二、根据句意及首字母提示补全句子。
1. I like to r__________ a book.2. What d__________ you like to do in the morning?3. These are m__________ coats.4. She does her h__________ in the afternoon.三、单项选择。
( )1. What do you do_______the evening?A. atB. inC. on( )2. He does________ homework.A. heB. himC. his( )3. I draw a picture__________my story.A. toB. withC. for( )4. This is_______ I sing a song.A. the wayB. waysC. way( )5. I play a game________a Sunday morning.A. forB. inC. on四、补全对话。
A: 1_________ B: It is Saturday. A: 2._________B: I want to fly a kite in the afternoon. A. He draws a picture.B. I read a book.C. What do you do on Saturday?D. I am wearing a white T-shirt and blue trousers.E. What day is it today?A: What are you wearing? B: 3._________A: What do you do in the evening? B: 4._______A: What does your brother do in the evening?B: 5.__________答案一、1—C 2—A 3—D 4—B二、1. read 2. do 3. my 4. homework三、1. B 2. C 3. C 4. A 5. C四、1. E 2. C 3. D 4. B 5. ALesson 8 TV and Phone一、选择与单词相符的图片。
小学科学教科版四年级上册全册课课练(含答案)(2023秋)

教科版科学四年级上册课课练第一单元声音1.听听声音一、选择题1.下列声音中()属于人类活动生产的声音。
A.溪流声B.鸟鸣C.汽车的喇叭声D.雷声2.小明回答问题的声音太轻了,可以用科学词汇()进行描述。
A.高B.低C.小D.弱3.()不属于家里的声音。
A.菜市场的吆喝声B.炒菜的声音C.打呼噜的声音D.电视机的声音4.下列声音属于噪声的是()A.餐厅的背景音乐B.电视里主持人的讲话C.走廊里的尖叫声D.手机里播放的摇篮曲5.下列声音比较悦耳的是()A.机器的轰鸣声B.睡前的轻音乐C.汽车的喇叭声D.狂风呼呼的声音二、判断题1.在我们的生活中声音随处都有。
2.不同动物的声音不一样。
3.声音没有高低之分。
4.声音都很悦耳。
5.声音需要用耳朵去听。
[参考答案]1.C2.D3.A4.C5.B1.√2.√3.×4.×5.√2.声音是怎么产生的一、选择题1.声音是由发声体的()而产生的。
A.振动B.摆动2.人说话时产生的声音主要是由()振动产生的。
A.口腔B.声带C.嘴唇D.牙齿3.下面能使橡皮筋发出声音的是()。
A.用力拨动B.把橡皮筋拉长C.揉成一团D.放在地上4.吹坚笛的时候能发出悦耳的声音,是因为()在振动。
A.空气B.竖笛C.人D.以上全部5.锣发出声音的时候,用手按住锣面,声音就消失,这是因为()。
A手使锣面停止了振动B.手阻止了空气的振动C.人手挡住了声音的传播途径D.手将声音吸收了二、判断题1.人说话时,声带在不振动。
2.在教室里拨动橡皮筋能发出声音。
3.敲击鼓面时,鼓面振动,我们就听到了鼓声。
4.鼓声是由鼓面振动产生的。
5.用手轻轻触摸正在发声的物体,能感觉到物体正在振动。
参考答案1.A2.B3.A4.A5.A1.×2.√3.√4.√5.√3.声音是怎么传播的一、选择题1.下列说法错误的是()A.我们听见声音一定有物体在振动B.不振动的物体一定不发出声音C.只要物体振动,就一定能听到声音D.物体振动一定发出声音,但我们不一定听得见2.假如你的邻居经常引吭高歌影响了你的学习或休息,为了减少干扰,下列措施无效的是()。
课课练四年级上册【第3版】参考答案.docx

附录 3《课课练?·?小学英语》(四年级上册)[第 3 版]参考答案Unit 1Helen: cat, dogPeriod 1Miss Li: monkeyC1a 2 b 3 b 4 c 5 bA 1 b 2 a 3 a 4 b D 1 c 2 d 3 e 4 a 5 bB1a 2 a 3 b 4 b 5 a E1like, dogs, NoC1a2d 3 c4b2this, like, catsD1cats2dogs3tiger3that, it, tiger4panda 5 horse6e lephant4toy, panda, fatE1monkey 2 cars F1234 3horses, are 4appleCheckout for Unit 1 5crayonsF1Do you like lions?A1a 2 a 3 b 4 c 5 a 6 c 2I like those cute dolls.B a6 b 5c4d1e3 f 2 3L ook at this robot, boys and C24 6 5 1 3girls.D1b 2 a3b4a5b 4The dog is fat and big./The dog E1a 2 b 3 a 4 b 5 b 6 a is big and fat.F cat, like, that, dog, dogs 5I have three toy cars.G1a 2 c3c4a5bPeriod 2H1two horses2those tigers 3toy panda4 a cute catA略5和我一起跑 6 我的乖小狗B a 4 b 1 c 5 d 6 e 2 f 3I c a e d bC1234J 1 a 2 c 3 b 4 a 5 c 56K1cakes 2 an 3 dog, dogs D1b 2 b 3 a 4 b 5 a4’ 5 ThoseThey reE1a 2 c 3 b 4 a 5 a6monkeyF panda, is, tiger, monkeys, like, are,L12345you M1tigers, cats2do, lions Period 33dogs, YesA略Unit 2B Su Hai: pandaPeriod 1 Su Yang: tigerMike: tiger, lion A1b 2 b3a4aB a 2 b 1 c 6 d 5 e 4 f 3C 12345D 1 c 2 b 3 a 4 a 5 bE 1 grapes 2 have, cat3 banana4 ice, cream5 pearF 1 They have some apples.2 Let ’s make a fruit salad.3 Do you have a banana?4 I don ’tlike pears.Period 2A略B1d 2 c 3 a4bC1a 2 a 3 b4bD 1 grapes 2 our 3 many4 don’t5 bananasE 1 a 2 b 3 c 4 a 5 bF my, nice, some, rubbers, forPeriod 3A略B1c 2 b 3 c 4 cC1banana, it2nice3bananas 4 ourD 1 c 2 e 3 d 4 a 5 bE 1 have, any, No2 make, Great3 like, some4 some, grapes, areF T hey, like, fruit, mangoes, have,many, oneCheckout for Unit 2A 1 c 2 a 3 b 4 c 5 c 6 a B1234C42 1 5 3D1b 2 d 3 a 4 cE make, Do, have, No, some, bananasF 1 c 2 a 3 b 4 a 5 aG1any 2 He’s 3 friends4pear 5 a, some 6 don’tH 1 b 2 a 3 c 4 b 5 cI1 c 2 d 3 a 4 f 5 b6eJ1three bananas 2Our friends 3an orange toy dog 4 a pie5in the treeKmango banana grape orange pineapple Yang√LingLiu Tao√Helen√Mike√√L12345Unit 3Period 1A 1 c 2 a 3 b 4 b 5 aB1234C1thirteen 2 ?fteen 3 nine 4eighteen 5 two 6 sevenD 1 b 2 c 3 d 4 a 5 eE 1 Can I have one?2 What do you have?3 Look at my toy animals.4 How many dolls do you have?5 I have sixteen nice cars.F 1 a 2 a 3 b 4 b 5 a 6 aPeriod 2A略B 1 b 2 a 3 a 4 b 5 aC have, many, ?fteen, Can, SureD1one 2 eighteen 3 stickers 4have 5 mangoesE 1 a 2 c 3 b 4 a 5 bF1How, many 2 What, have3Do, any 4 Do, you5This, isG pandas, are, any, thirteenPeriod 3A略B1-c- ① 2-a- ② 3-b- ③4-d-④C 12345D these, your, are, oranges, have, YesE 1 many, dogs, ?ve2 Can, a, Sure, you3 Do, any, have, someF 1 T 2 T 3 F 4 T 5 FCheckout for Unit 3A1d2c 3 a 4 bB 3 1 6 4 5 2C12345D 1 a 2 b 3 b 4 a 5 bE T hey ’re, apples, some,many, ?fteenF1c 2 b 3 a 4 b 5 b 6 cG 1 a 2 b 3 c 4 c 5 c6a7 c 8 a9 b10 cH 1 Do, any, don’t, some, pencils2 like, pandas, They’re3How, many, Fifteen4have, a, look, SureI 1 e 2 a 3 f 4 b 5 c 6 dJ c a d e b fK 1 b 2 c 3 b 4 aUnit 4Period 1A 1 d 2 a 3 b 4 cB a 4 b 1 c 6 d 2 e 5 f 3C 1 b 2 a 3 b 4 b 5 bD 1 a 2 a 3 a 4 b 5 bE 1 h 2 c 3 e 4 g 5 a6 b7 f8 dPeriod 2A略B 1 c 2 c 3 a 4 cC 1 football 2 play3 skate, can4 me, basketballD 1 2 5 3 6 4 7E 1b make 2 c animals3c basketball 4 c she5b anyF 1 b 2 c 3 c 4 a 5 a 6 cPeriod 3A略BWhoLiu Tao Yang Ling Mike Helen What√√√√play football, skate, play basketball,swimC 1 b 2 a 3 b 4 a 5 aD 1 × 2 × 3 × 4 √ 5 × 6 √E 1 Birds, you, No2 table tennis, he, well3 swim, you, skateF 1 T 2 F 3 T 4 F 5 TCheckout for Unit 4A1a 2 a 3 c 4 bB123456C 1 a 2 a 3 b 4 b 5 aD 1 T 2 F 3T 4 T 5 FE football, like, about, can, Let ’sF 1 play table tennis2 seven basketballs3 play football4 swim well5 非常好6 试一试7 五个有趣的男孩8我也不会游泳。
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A略 B 1d 2c 3a 4b C 1a 2a 3b 4b D 1 grapes 2 our 3 many
4 don’t 5 bananas E 1a 2b 3c 4a 5b F my, nice, some, rubbers, for
F 1c 2a 3b 4a 5a G 1 any 2 He’s 3 friends
Period 2
A略 B 1b 2a 3a 4b 5a C have, many, ?fteen, Can, Sure D 1 one 2 eighteen 3 stickers
4 have 5 mangoes
128
E 1a 2c 3b 4a 5b F 1 How, many 2 What, have
3 that, it, tiger
4 toy, panda, fat
F1
2
3
4
Checkout for Unit 1
A 1a 2a 3b 4c 5a 6c B a6 b5 c4 d1 e3 f2 C 246513 D 1b 2a 3b 4a 5b E 1a 2b 3a 4b 5b 6a F cat, like, that, dog, dogs G 1a 2c 3c 4a 5b H 1 two horses 2 those tigers
4 How many dolls do you have? 5 I have sixteen nice cars.
F 1a 2a 3b 4b 5a 6a
Checkout for Unit 2
A 1c 2a 3b 4c 5c 6a
B1
2
3
4
C 42153
D 1b 2d 3a 4c
E make, Do, have, No, some, bananas
4 pear 5 a, some 6 don’t H 1b 2a 3c 4b 5c I 1c 2d 3a 4f 5b
6e J 1 three bananas 2 Our friends
3 an orange toy dog 4 a pie 5 in the tree K
mango banana grape orange pineapple
3 toy panda 4 a cute cat 5 和我一起跑 6 我的乖小狗 I caedb J 1a 2c 3b 4a 5c K 1 cakes 2 an 3 dog, dogs 4 They’re 5 Those 6 monkey L1 2 3 4 5 M 1 tigers, cats 2 do, lions 3 dogs, Yes
Period 1
A 1c 2a 3b 4b 5a
B1
2
3
4
C 1 thirteen 2 ?fteen 3 nine
4 eighteen 5 two 6 seven
D 1b 2c 3d 4a 5e
E 1 Can I have one?
2 What do you have?
3 Look at my toy animals.
3 Do, any 4 Do, you 5 This, is G pandas, are, any, thirteen
B a4 b1 c6 d2 e5 f3 C 1b 2a 3b 4b 5b D 1a 2a 3a 4b 5b E 1h 2c 3e 4g 5a
6b 7f 8d
Period 3
A略 B 1-c- ① 2-a- ② 3-b- ③ 4-d- ④ C1 2 3 4 5 D these, your, are, oranges, have, Yes E 1 many, dogs, ?ve
is big and fat. 5 I have three toy cars.
Period 2 A略 B a4 b1 c5 d6 e2 f3 C1 2 3 4
56 D 1b 2b 3a 4b 5a E 1a 2c 3b 4a 5a F panda, is, tiger, monkeys, like, are,
Unit 2
Period 1 A 1b 2b 3a 4a
127
B a2 b1 c6 d5 e4 f3 C1 2 3 4 5 D 1c 2b 3a 4a 5b E 1 grapes 2 have, cat
3 banana 4 ice, cream 5 pear F 1 They have some apples. 2 Let ’s make a fruit salad. 3 Do you have a banana? 4 I don ’t like pears.
附录 3
《课课练?·?小学英语》(四年级上册)[第 3 版]参考答案
Unit 1
Period 1
A 1b 2a 3a 4b B 1a 2a 3b 4b 5a C 1a 2d 3c 4b D 1 cats 2 dogs 3 tiger
4 panda 5 horse 6 elephant E 1 monkey 2 cars
Yang √ Ling
Liu Tao
√
Helen
√
Mike
√
√
L1 2ห้องสมุดไป่ตู้3 4 5
Unit 3
Period 3
A略 B 1c 2b 3c 4c C 1 banana, it 2 nice
3 bananas 4 our D 1c 2e 3d 4a 5b E 1 have, any, No
2 make, Great 3 like, some 4 some, grapes, are F T hey, like, fruit, mangoes, have, many, one
3 horses, are 4 apple 5 crayons F 1 Do you like lions? 2 I like those cute dolls. 3 L ook at this robot, boys and
girls. 4 The dog is fat and big./The dog
you
Period 3 A略 B Su Hai: panda
Su Yang: tiger Mike: tiger, lion
Helen: cat, dog
Miss Li: monkey
C 1a 2b 3b 4c 5b
D 1c 2d 3e 4a 5b
E 1 like, dogs, No
2 this, like, cats