八年级英语七单元讲解

发布 2022-12-14 19:27:28 阅读 8358

1) unit 1 will people h**e robots?

一、重点、难点、考点详解 1、

1、do you think there will be robots in people’s homes?

1 do you think 你认为, 通常用来询问对方的看法。后面常接宾语从句。如do you think 用在句中,则为插入语,常放在特殊疑问词之后,结构为:

疑问词+do you think + 主语+谓语+其他成分。

do you think he will come back tomorrow?

what time do you think the train will arrive here?

in people’s homes 在人们家里。此时,home 作名词,家,相当于house; 注意:home 还可以用作副词,回家、在家。

如: he didn’t le**e home until he was 21.

i am going home now. see you tomorrow.

辨析:home, family, house.

home 家(乡),指家人共同居住的地方,侧重强调家庭的氛围。如: i regard beijing as my second home.

family 家(庭),指一家人或家庭成员,侧重强调人,与房子或其他无关。如: my family are watching tv now.

house 房(屋),指人所居住的地方,侧重于建筑物,包括院子等等。如: we will move to a new house next week.

2、everything will be free.

① everything pron. 每件事物,属于不定代词。注意:做主语时,谓语用单数;当形容词修饰不定代词时,形容词后置。如:

i hope everything goes well.

he loves everything new.

常见的不定代词有:something, anything, everything, nothing, somebody, someone, etc.

free adj. 自由的、空闲的, 相当于 h**e time;

免费的、免税的。如: are you free today? buy one, one free!

典型例题】 -

is __ready for the journey? -no, we h**en’t got a camera.

a. something b. everything c. anything d. nothing

3、books will only be on computers, not on *****.

on computers / ***** 用电脑/ 纸, 介词on 表示“借助或通过某种方式”,类似的用法还有:

on tv 在电视里;

on the phone 在**中;

on the radio 在收音机里;

on the internet 在网上。

② ***** n. 纸、纸张,不可数名词,一张纸表示为:a piece of *****;

当***** 作试卷、**讲时,是可数名词。如: please pass me three pieces of *****.

the history ***** is really easy.

典型例题】 please pass me two __

a. pieces of ***** b. pieces of *****s c. pieces ***** d. piece *****

i think kids will stay at home __computers __the future.

a. on, at b. in, in c. on, in d. at, in

4、people will live to be 200 years old.

live to be +基数词+ years old 活到………岁。如:

i want to live to be 100 years old. can pandas live to be fifty years old?

注意:熟记一下与live有关的短语。

live on sth. 以…..为生。

live by doing sth. 靠做….为生。

live in + 地点。住在某地。 live a quite life 过着平静的生活。

live on the fourth floor. 住四楼。

5、will people use money in 100 years?

use 作动词,利用、使用。如: may i use your ruler?

use 做名词,用处、作用,常用语一下结构:

it’s no use doing sth. 做某事没有用。

make (good) use of (充分)利用某物。如: it’s no use arguing with her, because he won’t listen.

we should make good use of time.

2 in 100 years 在100年以后。

in +时间段表示:在一段时间以后,常与一般将来时连用。

对之提问常用how soon。如: how soon will she come back?

in a week. 辨析:in,after与later in 后加时间段,以现在时间为起点,表示从现在起之后的一段时间,句中用一般将来时。

如:my mother will return in a month.

after 后即可以加时间段也可以加时间点。如果after后接一段时间,常以过去的时间为起点,句中常用过去时;如after 后接时间点,表示某一时间为起点的若干时间之后,也可以用于将来时。如:

he came back to school after two weeks.

i think that they will arrive there after five o’clock.

later 前加时间段,表示若干时间之后,常用于过去时。如:

he went back to this city eight years later. =he went back to this city after eight years.

典型例题】

the students will go back to school in two days (画线部分提问)

the students __back to school?

6、there will be more/less/fewer pollution.

fewer 更少的。修饰可数名词复数。如:

he has fewer friends in this school.

less 更少的。修饰不可数名词。如: there will be less pollution.

辨析:few, a few, little, a little.

few 指没有多少,表否定,后接复数可数名词。如: i am afraid i know few words of french.

a few 指少数几个,而非很多,表肯定,后接复数可数名词。如: there are a few students in the classroom.

little 指很少,几乎没有,表否定,后接不可数名词。如: unfortunately he now had little money left.

a little 指一点,有点儿,表肯定,后接不可数名词。如: i need a little help to move these books.

pollution n. 污染(物),不可数名词。对应的动词为pollute,污染、弄脏。

如: there is a lot of pollution in the air here. this is a polluted river.

典型例题】 i h**e more apples than lucy. (改为同义句)

lucyapples than i

7、cities will be very big and crowed.

crowed adj. 拥挤的,常用于词组 be crowded with 挤满了。

对应的crowd可以作名词,表示:人群,也可以作动词,表示聚集。如:

the supermarket was crowded with customers.

he pushed his way through the crowd.

supporters crowded the stadium.

8、i will live in shanghai, because i went to shanghai last year and fell in love with it.

① go to + 地点去某地,类似的结构还有:

fly to 飞往。

move to 搬到……

come to 来到……

walk to 步行去…..

drive (a car )to 开车去…..

ride (a bike)to 骑车去…..

注意:此类动词如果后面接的是地点副词则去掉to , 如go home/there等。如果是名词则带to,如:go to school 等。

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