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人教版八年级英语上册Unit2知识点讲解

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2021-02-09 20:21
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2021年2月9日发(作者:磨砂)



人教版八年级英语上册


Unit2

< p>
知识点讲解



How often do you exercise?


Section A Page 9


1. 1. help sb. with sth.




在某方面帮助某人


,相当于



help sb. (to) do sth.


如:





I often help my mother with housework. = I often help my mother ____



___ some housework.


2. on weekends = on the weekend


在周末,




on weekends


泛指周末,而


on the weekend


常特


指某个周末。



3. go to the movies = go to the cinema


去看电影





I often go to the movies on weekends.



4. hardly



hard


的区别



hardly




几乎不




用于否定句中。



hard


有以下几种意思:




困难的






努力地





用来修


饰 雨或雪下得大



It’s raining _________. I can _______ see the way. It’s very _______ to get to school. I must


study _________.



5. exercise


的用法:




exercise




操、

< p>
练习



时,


是可数名词,


如:


do morning exercises


做早操;


do eye exercises;


做眼保健操;


do English exercises < /p>


做英语练习题;但


exercise


指< /p>



锻炼,运动



时,是不可数名


词。如:


do some exercise


做运动。


exercise


还可作动 词,指



锻炼,运动




如:


She exercises


every morning.




6. sometimes = at times


有时,


some times


几次;



sometime

< p>
(将来的)某个时候;



some time


一些时间






I have visited Beijing _____________.






___________ I walk to school.





I will visit you ______________.





The work is difficult, so I need _____________.



Section A Page 10


1.


本单元围绕



某人多久做一次某事


。谈论的是一个人现在的行为习惯,所以本单元谈论的话题主

要用


_______________


时态。



2. How often


用来问



多久一次


,回答


How often


问句常用下列一些频率副词:








Twice


a

< br>week(


一周两次


)




always


(总是)




usually

< p>
(常常)





often


(经常)




sometimes


(有时)






hardly ever


(几乎不)





never


(从不)




题:


She goes to movies once a week. (


对划线部分提问


)


_______ _______ _______ she go to movies




【拓展】



How long






(时间)多久





常用




Fo r



+


一段时间


来回答







(长度)多长





How much



多少(接不可数名词)






多少钱



How soon


问多快(时间)


, 用于将来时态。常用


“In +


时间段



来回答。



如:


How soon will you come back?


你将多快回来?



-----In a week.


一周后






how


构 成的疑问词还有有:



How many

多少


(接可数名词复数形式)



H ow much


多少


(接


不可数名词 )



How old


问年龄



How tall


多高(人、树)



How high


多高(山、楼)



How


far


问距离




(1)










is it from your home to your school



------


It’s two kilometers away.





(2)












is the room



------


It’


s two meters long.




(3)












will you stay in Beijing ? ---- For a month.





(4)












will you finish the work?-----In a month.





(5)












do you watch TV ? ---- Four times a week.





(6) How long do you sleep every night? =













hours do you sleep every night ?


4. once a week


一周一次,



twice a week


一周两次,


three/ four times a week


一周


3/4






一次,两次特殊记,三次以后有规律:基数词


+times


就可以



5. be free = have time


有空,有时间





Are you free next week ? = _______ you _______



________ next week ?


6. full




满的,忙的



,常见短语有:


be full of


装满,充满





My schoolbag is full of books.




【拓展】


full


还可以表



饱 的



,其反义词为


hungry


(饥饿的)


。如:





Are you hungry ? ----


No, I’m


full.



7. How come ? = Why


意为



为什么呢





8. have / take a dance lesson


上一节舞蹈课




lesson = class


课)





I have dance and piano lessons.






9. What kind of


用来问种类



______________ dance are you learning? -----Oh, swing dance.



10. How about = What about




怎么样,


好不好




可以用来提建议。


about


是介词,


后接动词


ing.






How about _________ the movies next week ? ( go )


11. have to



must






have to


强调客观上



不得不



做某事;


mu st


指主观上



必须

< br>”


做某事。


have to


有人 称和数、时态


的变化,而


must


没有 人称或数的变化。对


have to


提问和否定用助动词


,



must


不需要。例


如:



1



He has to go there



(人称数的变化)




2



He had to pay for it. (


时态的变化


) < /p>



3



Must I finish my homework after school ? --- No, you ______ have to.



tennis


打网球。



play


与乐器连用时,乐器前要加


the


。球类、棋类前不加


the







题:



Play ______ violin.



play _____ football.




play










chess



13. want to do sth.


想去做某事,意思相近的短语有:


would like to do sth



feel like doing sth.



14. swing


名词,秋千:


The girl is playing on the swing.






swing ( swung )


动词,摆动



The mother swung her baby.



15. W


hat’s your favorite prgram ? = What program do you like best


?你最喜欢的节目是什么?




Section A Page 11


1.

< br>(


1



maybe


意思是



也许、可能



,相当于常位于句首


,


后接句子。






2



may be


中,意为



也许是、可能是


”,


放句中,后接表语(形容词,名词等)










可转换:


Maybe you are right. == You may be right.


2. stay up late


熬夜



→ stay up


late to do sth .


熬夜为了做某事





I stayed up late to watch the soccer game.



3. at least


至少


→ at most


最多




He plays at least twice a week.


4. busy


表忙的,短语有:


be busy doing sth.


(正忙于做某事)





Look ! He is busy __________ his mother with housework. ( help )


5. after school


放学后,



after class


下课后,



in class


在课堂上




Section B page 12


1. want sb. to do sth


想要某人去做某事,类似的短语有:


tell/ ask sb. to do sth.


要求某人去做某






My mother wants me ________ it. ( drink )



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