七年级上册英语知识点全第四单元unit知识点

t4
重点词汇：where、table、bed、bookcase、sofa、chair、on、under、
come、desk、tidy、always...
1、重点短语：
on the sofa 在沙发上 on the table 在桌上
on your head 在你的头上 under the chair在椅子下
under the bed 在床下 under the table 在桌下
in your schoolbag 在你的书包里 in the bookcase 在书柜里
in your grandparents’ room 在你爷爷奶奶的房间里
come on 快点
2、where引导的特殊疑问句;用于询问“某人或某物在哪里”;若谓语动词
为be动词;其结构为“Where + be + 主语”;be动词要与后面的主语
保持一致..
其答语;用“主语+be+表示地点的的介词短语”为避免重复;句中的主
语一般用代词代替..
----Where is/are...
----It’s/They’re on /in/under...
----Where is my English book
----It’s on the desk.
1My clock is on the table就画线部分提问
________ ________ your clock
2你的爸爸在哪翻译下列句子
______________________________________________
3、on 在……的上面接触 on the sofa/desk/table/bed on the
tree 在树上本身固有的
in 在……的里面 in your schoolbag/room in the tree 在树上外来的事物
under 在……的下面正下方 under your bed/desk
若表示“某物在某地”则用“物 + be + 介词短语”结构..
e.g. It’s under your bed.
The teaching building has five floors. My classroom is _______the third floor.
A.on
B. at
C. to
D. on
My baseball is _______the floor; _______the table.
A. on；under
B. on；on
C. under；under
D.under；on
5、辨析table和desk：
6、含有介词短语的陈述句变一般疑问句步骤：
1把be动词放在句首；2注意第一人称和第二人称的转换；3把句号改为问号；4用yes和no 来回答..
e.g. The keys are on the sofa .-------Are the keys on the sofa
将下列陈述句改为一般疑问句；
The new pen is in my schoolbag._____________________________________
His coat is on his bed._____________________________________________
The books are on the table._________________________________________
7、come on “快点；加油” e.g. Come on; it’s getting dark.
1“来吧;行啦”用来表示请求、鼓励、劝说等；
e.g. Come on; Kate. Don’t be shy.
2“加油”;用于体育竞赛等场合鼓励队员；
e.g. “Come on” shouted the Class One students.
3“来;过来”;用于招呼别人
e.g. Come on This way; please.
__________;we’ll be late.
A. Come
B. Come in
C. Come on
D. Go
8、I don’t know.don’t = do not
know “认识;知道”为实意动词 ;其否定形式应借助于助动词do或does;
再加not构成..除第三人称用doesn’t外;其他人称均用don’t.注意动词须用原形
e.g. He doesn’t know.
She ________know his name.填动词的正确形式
9、tidy 1adj.“整洁的、整齐的”;常见短语：be tidy 整洁的；keep tidy
保持整洁；a tidy +n.一个整洁的……
e.g. The room is very tidy./He is a tidy boy.
2v及物动词;“使整洁”;短语：tidy up sth.使某物整洁
e.g. I must tidyupmy room.
3v不及物动词;“收拾;整理”;短语：tidy up 收拾;整理
e.g. Please tidy up after dinner.
9、but 连词“但是;然而”;表转折关系;可以连接两个并列成分或分句;
不能与though/although 同时出现在一个句子中..
and 连词“和、同、与”;常用于表示并列关系或意义的递进;意为“而且”..
e.g. I’m tidy;but Gina is not.
He knows me and I know him.
Tony is a quiet student; ________he is active in class
A. so
B. and
C. but
D.or
10、everywhere adv. “到处、各个地方”;不能在其前使用in、at、to ;可做表语..========everyplace
e.g. In spring ;we can see flowers everywhere. Dust is everywhere.作表语
He follows me everywhere and it makes me feel so trapped.我觉得我被困住了
We shouldn’t throw rubbish_______到处to protect the environment.
11、always 频度副词;“总是”;1一般用于一般现在时中； 2通常放在
助动词、be动词、情态动词之后;行为动词之前；
注意：1always 后面的动词用一般现在时;主语是第三人称单数;动词应用三单形式;其他用原形；
2对频度副词提问;用——how often
3常见的频度副词还有：usually; often; sometimes; ever;
never等..
e.g. I always watch TV at night./She always likes to ask why.放在动词前
In much of China;spring is always very short.放在be动词之后
The trains are always on time.
He can’t always do the same thing.用于情态动词后
---Do you often go fishing with your father
---Yes; _____.I like fishing very much.
A.never
B. always
C. ever
12、ask 1v.及物动词“问;询问”
e.g. Don’t ask me---I don’t know.
2v.不及物动词“问”
e.g. If you don’t know; you must ask.
相关短语：
ask for 要求;请求 ask sb. for help 向某人寻求帮助
ask sb.notto do sth. 要求某人不要做某事
能力提升
根据句意及首字母提示完成单词
1.My schoolbag is u______ the table.
2.I have a c____. It can tell me the time.
3.He is a boy; b____ I’m a girl.
4.Gina’s book is everywhere. She isn’t t_______.
5 ---W______ are my CDs ---They are on the table.
句型转换
1.His key are on the table.对画线部分提问
_______ _______ his keys
2.I know his name.改为否定句
I _______ _______ his name.
3.They’re on the chair.改为单数形式的句子
_______________________________________________
4.It’s in the schoolbag.改为复数形式的句子
______________________________________________ 5.This is my room.改为一般疑问句;并作出肯定回答
----________this ________ room
----________; _______ _______.。