新版外研初中英语 主将从现详细讲解与练习(精品)
八年级英语 现在完成时讲解与练习课件 外研版
现在完成时常与already，just，yet，ever，never, before等连 用.也可以和表示从过去某一时刻延续到现在（包括“现在”在 内）的一段时间的状语连用，如for，since，so far, now， today，this month，this year等.
--Yes，I __h_a_v_e__．I _h__a_v_e__ just f_i_n_is_h_e_d_ (finish) it ． 4.. --__H__a_v_e_ you ever_b_e_e_n___ (be) to a chicken farm？
--No，I _h__a_v_e__ never _b_e_e_n___ (be) to a chicken farm． 5.She __h_a_s_b_e_e_n__ (be) at this school for over fourteen years．
The film has been on for half an hour.
The film began half an hour ago. 2. The baby has caught a bad cold since last night.
The baby have had a bad cold since last night. The baby had a bad cold last night. 3. He has borrowed the magazine for a few days. He has kept the book for a few days. He borrowed the book a few days ago.
现在完成时和一般过去时的比较
外研版七上英语M6知识点讲解及习题
一．come from / be from 来自用法1.肯定句: be 随人称和数展开.I 用am；you用are; is 连着he,she, it; 单数is; 复数are否定句：be 动词后加not. am not ；is n’t ；are n’t一般疑问句：be 动词提前简略回答：Yes, ---+ be(am, is ,are ); No, ---+ be(am, is ,are) not.2.肯定句: 1. 第一人称(I ,we)，第二人称(you) ，以及其他复数，用原形come2. 第三人称单数（he,she, it及其他单数),动词使用第三人称单数形式comes否定句：1. 动词原形come 前加don’t.2. 动词三单形式comes 前加do e s n’t , 并把三单comes 变原形come .一般疑问句：1.动词原形come句中，句首加do2.动词三单comes 句中,句首加does, 并把三单comes 变原形come简略回答：Yes，---+ do. No, ---+ don’t.Yes, --- +does No, ---+d o e s n’t.举例：1) Pandas come from China ._________ pandas ________ from China ?(一般疑问句）2) I come from China.I __________ ____________ sports. (否定句）3）John _____________ (come) from America .John ___________ ______________ from America.(否定句）4）Annie comes from England ._________ Annie __________ from England ? (一般疑问句）5) Lions ________ (are) from Africa .Lions _________ from Africa. ( 否定句）二. welcome 的用法welcome sb/ s t h 欢迎某人某物welcome to +地点欢迎来到.........__________ Jimmy as our teacher._________ ______________ Beijing, China.三．also/ too/ either 也1. 肯定句句首，句中用also2. 肯定句句末，用too.3. 否定句句末，用either.举例：I love you , ________________________.There are ______________________ many other animals in the zoo .I don’t like meat , ___________________________.四．shall 情态动词, 能，可以；后接动词原形，无人称与数的变化。
外研版英语 必备英语名词性从句技巧全解及练习题(含答案)
外研版英语必备英语名词性从句技巧全解及练习题(含答案)一、初中英语名词性从句1．It was never clear ________ the man hadn't reported the accident sooner.A. thatB. howC. whenD. why【答案】 D【解析】【分析】句意：这名男子没有早点报告这次事故的原因根本没有搞清楚。
It在句中是形式主语，真正的主语是why引导的主语从句。
故选D。
【点评】考查名词性从句，本题涉及why引导的主语从句。
2．Some people believe _______ has happened before or is happening now will repeat itself in the future.A. whateverB. wheneverC. whereverD. no matter what【答案】 A【解析】【分析】句意：一些人认为之前发生的或现在正在发生的任何事情在将来都会重复发生。
Whatever has happened before or is happening now是一个主语从句，whatever既引导起这个主语从句，也在句中做主语。
BC项都属于副词的性质，都不能做主语，通常只能做状语；no matter what只能用来引导状语从句，故选A。
【点评】考查名词性从句，本题涉及"特殊疑问词+ever"引导的主语从句。
3．_______ are playing an important part is well known to us all.A. That whoB. Those whoC. Who thatD. Who【答案】 D【解析】【分析】考查主语从句。
句意：谁起着重要作用，这是众所周知的。
主语从句缺少引导词，从句缺少主语，故选D。
4．________ the weather will not clear up until next week is bad news for us.A. AsB. IfC. WhetherD. That【答案】 D【解析】【分析】考查主语从句。
外研版八年级下册语法讲解和练习(最新整理)
( )13.Good medicine for health ________ bitter to the mouth. A．feel B．tastes C．feels D．taste
( )14.Some of my friends eat with their eyes. They prefer to order what ________ nice.
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八年级下册英语语法
by 厚德载物 tan
模块二语法
现在完成时(一)
现在完成时用来表示在以前某个时间或某段时间已经发生的行为或曾经做过的事情对目前有某种影响；还可以表
示到目前为止已经完成的事情。现在完成时态的基本句型结构是：“have/has+动词的过去分词”。其用法主要有
1．当句子的主语是第三人称单数时，要用“has＋动词的过去分词”。例如：
C．tastes D．looks
( )8.—Dinner is ready. Help yourself! —Wow! It ________ delicious. You are really good at cooking.
A．looks B．sounds C．tastes D．feels
( )9.—Let's go on a picnic this weekend, OK? —That sounds________.
C．taste good D．taste well
( )3.[2015•潍坊]The new sweater I bought for my grandma ________ soft. She likes it very much.
A．looks B．smells C．tastes D．feels
外研版英语【初中英语】现在进行时知识点梳理及经典练习(超详细)含答案解析
外研版英语【初中英语】现在进行时知识点梳理及经典练习(超详细)含答案解析一、初中英语现在进行时1．Look! Some visitors _________ for the bus over there．A. are waitingB. is waitingC. waitingD. wait【答案】A【解析】【分析】句意：看，一些参观者正在那边等公共汽车。
根据句首的look ,可知是此时正在进行的动作，应该用现在进行时，be+doing,主语是visitors，复数，be 动词应该用are,故选A。
【点评】考查现在进行时。
掌握现在进行时的意义和构成。
is/are /am +doing 表示此刻正在进行的动作。
2．It's six o'clock in the morning. Many people ______ in the park.A. are dancingB. danceC. is dancingD. dances【答案】A【解析】【分析】句意：现在是早上六点钟。
许多人在公园里跳舞。
本句指现在六点时，人们正在做的事情，句子用现在进行时态，be+动词ing。
People人们，是一个复数名词，be动词用复数are。
故选A.【点评】本题考查现在进行时。
3．A number of students ______ football now.A. playB. are playingC. playsD. is playing【答案】 B【解析】【分析】句意：大量学生正在踢足球。
根据时间状语now，现在，可知本句时态为现在进行时，be动词+现在分词；根据主语 A number of students大量的学生，可知be 动词应用are，play的现在分词为palying。
故选B。
【点评】考查现在进行时，注意掌握现在进行时的结构。
4．—Honey, where are you?—I . Just let me put on my shoes.A. comeB. cameC. am comingD. have come【答案】C【解析】【分析】句意：——亲爱的，你在哪里?——我就来，让我穿上我的鞋子。
外研版英语【初中英语】现在进行时技巧和方法外研版及练习题含答案解析
外研版英语【初中英语】现在进行时技巧和方法外研版及练习题含答案解析一、初中英语现在进行时1．Look! Some visitors _________ for the bus over there．A. are waitingB. is waitingC. waitingD. wait【答案】A【解析】【分析】句意：看，一些参观者正在那边等公共汽车。
根据句首的look ,可知是此时正在进行的动作，应该用现在进行时，be+doing,主语是visitors，复数，be 动词应该用are,故选A。
【点评】考查现在进行时。
掌握现在进行时的意义和构成。
is/are /am +doing 表示此刻正在进行的动作。
2．—Hello, may I speak to Mr. Smith?—Oh, sorry! He _____ a meeting now.A. hasB. hadC. is havingD. will have【答案】 C【解析】【分析】句意：——你好，我可以和史密斯先生说吗？——哦，对不起，他现在正在开会。
A.一般现在时；B.一般过去时；C.现在进行时；D.一般将来时。
now是现在进行时的标志词，结构是be doing，主语是he，所以be用is，have用having，故选C。
【点评】考查现在进行时，注意平时识记其结构和标志词。
3．Listen, someone ________ in the next room.A. singsB. is singingC. sangD. sing【答案】 B【解析】【分析】句意：听，有人在隔壁唱歌。
listen，快听，是现在进行时的标志，be doing，故谓语是is singing，故选B。
【点评】考查现在进行时，注意listen是现在进行时的标志。
4．Mr Black ___ Shanghai in a few days．Do you know when the earliest plane ________ on Sunday?A. is leaving; takes offB. leaves; takes offC. is leaving; take offD. leaves; is taking off【答案】 A【解析】【分析】句意：布莱克先生几天后要去上海，你知道星期天最早的飞机什么时候起飞吗？根据in a few days可知句子用一般将来时，且当动词为come, go, leave时，现在进行时表示一般将来时，排除B和D。
新版外研初中英语主将从现详细讲解与练习(精品)(2021年整理)
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主将从现定义:主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时.引导条件状语从句的词if :If you ask him， he will help you。
unless ：I’ll go there tomorrow unless it rains.引导时间状语从句的词when , while , before , after , untill ， till ， since ， as soon as ，1.主将从现主句是一般将来时，从句用一般现在时。
When I grow up，I’ll be a doctor。
If you go to the party, you will be happy.●2。
主祈从现主句是祈使句，从句用一般现在时。
Don’t laugh at me when I make a mistake。
Put it in your diary before you forget。
用记事本记下免得忘了.●3。
主情从现主句中含有情态动词，从句用一般现在时。
You should be quiet when you are in the reading room.A baby deer can stand as soon as it’s born. 小鹿一生下来就能站着。
外研版英语七年级上学期语法专题复习现在进行时用法及练习(答案含解析)
外研版英语七年级上学期语法专题复习现在进行时【概念引入】I. 什么是现在进行时？1）现在进行时表示说话时正在进行或发生的动作。
例如：I am reading a book.我正在看书。
2）表示现阶段正在进行而说话时不一定在进行的动作。
例如：I am learning English hard these days.这些口子我正在努力学习英语。
II. 现在进行时的标志词。
现在进行时常和now、at the moments look、listen等连用。
【用法讲解】I. 现在进行时的结构。
现在进行时的结构是：助动词be （am, is, are）+现在分词v-ing现在分词的构成：1）动词的后面直接加—ingo 例如:work—working, study-studying2）以不发音的字母e结尾的动词，先去掉字母e,再加-ing o例如：live-living3）以重读闭音节结尾并且只有-个辅音字母的动词，先双写这个辅音字母，再加-ing。
例如：stop—stopping, swim —swimming, run —runningII. 现在进行时的用法。
1）现在进行时表示说话的时候正在进行的动作，经常和now, right now, at the moment等时问状语或者动词look, listen等连用。
例如：My father is watching TV now,我爸爸现在在看电视。
Look! My brother is playing basketball there.看！我弟弟正在那里打篮球。
2）现在进行时可以表示目前一段时间内一直进行的动作,经常和these days .this week, at present 等时间状语连用。
例如：My parents are working on a farm these days.这些天我的父母在农场干活。
3）现在进行时还可以表示现在不断发展变化的小•情，表示不断发展变化的动词有get, grow,式。
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主将从现定义：主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。
引导条件状语从句的词if :If you ask him, he will help you.unless :I’ll go there tomorrow unless it rains.引导时间状语从句的词when , while , before , after , untill , till , since , as soon as ,1.主将从现主句是一般将来时，从句用一般现在时。
When I grow up, I’ll be a doctor.If you go to the party, you will be happy.● 2.主祈从现主句是祈使句，从句用一般现在时。
Don’t laugh at me when I make a mistake.Put it in your diary before you forget. 用记事本记下免得忘了。
● 3.主情从现主句中含有情态动词，从句用一般现在时。
You should be quiet when you are in the reading room.A baby deer can stand as soon as it’s born. 小鹿一生下来就能站着。
You can get a better job if you speak a foreign language.要是你会说一种外语，那你就会找到更好的工作。
通常出现情况1. “主将从现”见于时间状语从句As soon as I get through with my work I’ll join you. 我工作一做完就来找你们。
Before they drive any of the buses, they will have to pass a special test. 然而在驾驶公共汽车前,他们必须通过专门测验。
My mother will be very angry with me when she finds out where I’ve been. 我母亲要是知道我到过那地方一定会大怒。
We’ll pay you half up front and the other half when you’ve finished the job. 我们先付给你一半钱，剩下的一半等你干完了再付。
2. “主将从现”见于条件状语从句If (it is) necessary I will come at 6. 如有必要，我6点钟来。
If today is Wednesday, the day after tomorrow will be Friday.今天要是星期三，后天就是星期五。
If you train hard, you’ll make a good footballer.你要刻苦训练就能成为优秀的足球运动员。
If past experience is anything to go by, the plane will be late.过去的经验要是还靠得住的话，这飞机会晚点的3. “主将从现”见于让步状语从句We’ll go even if it rains. 即使下雨我们也去。
He’ll come even if he’s i11. 他即使生病也会来。
Even if he had the money, he wouldn’t buy it. 他即使有钱也不会买它。
He’ll probably say no, though it’s worth trying.他很可能不同意，但不妨去试探一下【Exercise 】1. If I come, I ________ ( see ) you.2. If it is fine, we______( go ) for a walk.3. If it rains, they _________ ( stay ) at home.4. You will spoil it if you ______ ( not be ) careful.5. We will be very much pleased if you _____( come ).6. Will you help me if I _____ ( need ) you.7. They will get wet if it ____ ( rain ).8. We will answer if we ___( can ).9. If you eat too much, you ______( get ) ill.( ) 10. ---What will Bill do if he ____in the test?---He will try again.A.failB. fails . will fail D. is failing( ) 11. Please tell her the news when she_____. OK, I will.A. comesB. will come.C. comeD. would come( ) 12. The students will plant trees if it ___ tomorrow.A. didn’t rainB. hasn’t rainedC. won’t rainD. doesn’t rain( ) 13. We__ home if there is no bus. ---Oh, what a pity!A.will walkB. have walkedC. walkedD. walk( ) 14 .If it _____ tomorrow, I’ll go by car.A. rainB. will rainC. rainsD. would rain( ) 15.If Mary____next Sunday, we will go boating together.A. will comeB. comesC. shall comeD. shouldcome( ) 16. --- Don’t forget to ask him to write to me.--- I won’t. As soon as he____, I’ll ask him to write to you.A. will comeB. cameC. comesD. is coming( )17. --- Can I go to Beijing for my holiday, Dad?--- You can when you _______ a bit older.A. will getB. getC. are gettingD. got( )18. If he _______harder, he will catch up with us soon.A. studyB. studiesC. will studyD. studied( )19. Frank ____to see his grandma if he __ free tomorrow.A. will come; will beB. comes; isC. will come; isD. comes; will be【拓展练习】（）1. If you want to learn English well, you must use it as ___ as possible.A. oftenB. longC. manyD. soon（）2. ---What will Bill do if he ____in the test? ---He will try again.A. failB. failsC. will failD. is failing( ) 3. Please tell her the news when she_____. OK, I will.A. comesB. will come.C. comeD. would come( ) 4. The students will plant trees if it ___ tomorrow.A. didn’t rainB. hasn’t rainedC. won’t rainD. doesn’t rain ( ) 5. We__ home if there is no bus.---Oh, what a pity!A. will walkB. have walkedC. walkedD. walk ( ) 6 . If it _____ t omorrow, I’ll go by car.A. rainB. will rainC. rainsD. would rain( ) 7. If Mary _______ next Sunday, we will go boating together.A. will comeB. comesC. shall comeD. should come ( )8. --- Don’t forget to ask him toto me.--- I won’t. As soon as he _______, I’ll ask him toto you.A. will comeB. cameC. comesD. is coming ( )9. --- _____ the young girl _____ the old man clean his room every day?--- Yes, she does.A. Does; helpB. Has; helpedC. Did; helpD. Do; helps ( )10. --- What does Linda often do in the evening?--- She often __ her homework, but on the evening of March 12 she ___ TV.A. does; watchesB. is doing; watchedC. does; watchedD. is doing; was watching( )11. Our geography teacher told us yesterday that the earth __ around the sun.A. was movingB. movedC. has movedD. moves ( )12. --- Do you likesilk dress? --- Yes, I do. It _______ so soft and comfortable.A. is feelingB. feelsC. has feltD. is felt ( )13. --- Can I go to Beijing for my holiday, Dad?--- You can when you _______ a bit older.A. willnbsp;B.nbsp;C. are gettingD. got ( )14. If he _______harder, he will catch up with us soon.A. studyB. studiesC. will studyD. studied ( )15. Frank _______ to see his grandma if he _______ free tomorrow.A. will come; will beB. comes; isC. will come; isD. comes; will be( ) 16. –When will you tell him the good news?--I will tell him about it as soon as he _______ back.A. comesB. cameC. will comeD. is coming( ) 17. _______ me carefully, boys and girls. Can you _______ me?A. Listen to; hearB. Hear; listen toC. Hear; hearD. Listen to; hear from( ) 18. It won’t ______ them much time to fly to Beijing from Shanghai.A. spendB. useC. takeD. pay( ) 19. –Do you like the music the Moonlight Sonata?--Yes, it ______ really beautiful.A. feelsB. soundsC. listensD. hears。