4.1 Unit 4【核心词汇】（解析版）-2021-2022学年七年级英语上册链接教材精准变式练（仁爱版）

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Unit 4 核心词汇

一、few adj. & pron.不多;很少

1. buy

buy sth. for sb. = buy sb. sth. 为某人买……

Linda wants to buy a toy car for her cousin. = Linda wants to buy her cousin a toy car.

典例解读

1． I ________ a present _____ my friend.

A．want to buy, for B．want buy; for

C.wants to buy, to D．wants to buy, for

【答案】A

【解析】试题分析：根据语境可知此句的含义我想给我的朋友买个礼物。涉及到固定句型

结构 want to do sth 表示想要做某事。Buy sth for sb 表示为某人买某物。故选 A。

考点：固定句型结构

点评：本题考查的是学生掌握固定词组的搭配，所以平时识记相应的动词词组，动词 want

的固定结构比较多，应重点把握。其常用的句型结构有 want sth；want to do sth 和want sb

to do sth。

32．The clothes look nice in that store. Let’s ________ some.

A．go and buy B．to go and to buy

C．goes and buys D．going and buying

【答案】A

【详解】句意：那家商店的衣服很好看。我们去看看并买一些吧。考查非谓语动词。let 引

导的祈使句，结构为 let sb do sth，故选 A。

3．________a watch for your bother as a birthday gift？

A．Why not to buy

B．Why don’t buy

C．Why no buy

D．Why not buy

【答案】D

【解析】本题考查句式 Why not do sth？=Why don’t you do sth？“为什么不做某事？”

4．Because I really enjoy________. I want ________ more books.

A．reading; buying B．to read; to buy C．to read; buying D．reading; to buy

【答案】D

【详解】句意：因为我真的喜欢读书，所以我想买更多书。考查非谓语动词。enjoy doing

sth，喜欢做某事；want to do sth，想做某事，固定搭配。故选 D。

教材核心词汇知识链接及典例解读

2. try

try on sth.= try sth. on 试穿 try it/them on(固定搭配)

Maria tries on the coat in a clothes shop.

典例解读

1．The pair of shoes ______ nice．Can I ______?

A． is; try them on

B． is; try on them

C． are; try it on

D． are; try on it

【答案】A

【解析】试题分析：句意：这双鞋子真好，我可以试穿一下它们吗？量词 The pair of 作主

语时，谓语的单复数取决于 pair 的单复数。此处 pair 为单数，系动词采用 is。人称代词的

宾格作动词短语 try on 的宾语时，代词放置于短语中间。根据题意 A 正确。

2．The pair of shoes________nice. Can I_____________?

A．looks; try them on B．looks; try it on; C．look; try it on D．look; try them on

【答案】A

【解析】句意：这双鞋看起来很漂亮，我可以试一试吗？looks 看起来，系动词，第三人称

单数形式；look 动词原形；try them on 试一试他们；try it on 试一试它。第一句话的主语是

The pair of shoes，谓语动词应用单数，先排除 C和D。第二个空代指的是 shoes，故应用复

数，选 A。

3．— Can you climb up the tall tree over there, David?

— Yes, let me________.

A．to have a try B．not have a try C．have a try D．not to have a try

【答案】C

【解析】句意：-你能爬上那棵大树吗，大卫? -是的，让我试一试。根据语义可知, “让我试

试have a try”; let 祈使句中，动词不定式作宾补时，需省略 to。故选 C。

4． Tell Tom ___________ speak when watching the birds.

A．to try to B．try not to

C．not try to D．to try not to

【答案】D

【解析】试题分析：句意：告诉汤姆努力在看鸟时不要说话。tell sb to do sth 告诉某人做某

事；try not to do sth 努力不做某事，所以选 D。

5．— I usually go to school by bus.

— Why not going there on foot?

A．trying B．try C．to try

【答案】B

【解析】试题分析：句意:-我通常做公交车上学。-为什么不试着步行去上学呢？why not…

为什么不，表示提建议，后面应该跟动词的原形。故选 B。它的同义句型是 Why don’t

you…。

6．You can ______ it ______ before you buy the computer.

A．try; out B．try; in C．try; on D．try; for

【答案】A

【解析】句意：你可以在买电脑之前试用。本题考查固定短语及意义辨析。A try out 是

“试用，检验”，B try in 是“尝试于”，C try on 是“试穿”，D try for 是“争取，谋求

（职位等）”，根据句意可知是买电脑前可以试用，故选 A。

3. think 想，认为

think about 考虑 think of 想法，认为

Kangkang thinks it’s Li Ming’s.

I’ll think about it. 我要考虑一下。 think about a plan 考虑一项计划

What do you think of this yellow skirt?

典例解读

1． I think you must the rules. Please .

A． make, think it B． make, think it about

C． follow, think about it D． follow, think it of

【答案】C

【解析】试题分析：句意：我认为你必须遵守规则。请考虑考虑。make rules 制定规则；

follow rules 遵守规则。因为 think about ；think of 是动词加介词构成的短语，宾语无论是代

词还是名词，都放在介词后。结合句意，故选 C。

2．—I don't think I'm a good son.

—__________.

A．I think so not B．I think not C．I don't think so D．I think not so

【答案】C

【详解】句意：——我认为我不是一个好儿子。——我不这样认为。考查交际用语。在英

语中，我认为是这样，用“I think so”，我不认为是这样用“I don't think so”。根据上文“I

don't think I'm a good son.”可知，这里是我不这样认为。故选 C。

3．—What________they__________of Amanda ?

—They love her .

A．do; think B．are ; think

C．does ; think D．is ; thinking

【答案】A

【详解】句意：——他们认为阿曼达怎么样？——他们喜欢她。What do they think of

sb?“他们认为某人怎么样？”故选 A。

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