Mary is worried _________her mother’s health, so she often goes home to see her.

A. with B. of C. about D. at

C 【解析】句意：玛丽担心她母亲的健康，所以她经常回家看她。考查介词辨析题。worry about担心，固定短语；根据句意语境，可知选C。

Teenagers _________ to look after themselves from a young age.

A. should educate B. should be educated

C. shouldn’t be educated D. not should educate

B 【解析】句意：青少年应该接受教育，从小就照顾自己。考查被动语态。should应该，后接原形动词；本句主语teenagers青少年，是动词educate 的受动者，需用被动语态，可排除AD选项。根据句意语境，可知本句是肯定意义，故选B。

There aren’t many tickets left for the concert. You’d better__________ that you get one today.

A. make sure of B. make a decision

C. make sure D. make plans

C 【解析】解析：句意：这场音乐会没剩多少票了，你最好确保今天买到。本题主要考查动词词组。 A，makesureof“确定，确保”。B，makeadecision“做决定”。C，makesure“确保”。D，makeplans“制定计划”。根据题意，这场音乐会没剩多少票了，你最好确保今天买到。makesureof和makesure都表示“确保”，但是空格...

The people who are more confident have more____to make themselves successful.

A. education B. chances C. pride D. excuses

B 【解析】试题分析：考查名词词义辨析。句意: 那些拥有更多自信的人有更多的机会使自己成功。education教育, chance机会, pride自豪, excuse借口、理由。故选B。

根据所给汉语提示完成英语句子。

1.The baby’s mother always sings to her and _______ _______ _______ ________ (呆在她身边).

2.He used to______ _______ (顶嘴) to his parents . But he said he ______ ______(后悔做) that .

3.They are not old enough to _______ ________ _______ ________(自己做决定).

4.Many teenagers and parents think teenagers must be _____ _______ _____ (远离) the Internet .

5.Teenagers should learn to ________ ________ _______ ________(照顾自己).

1.staysby her side 2.talk back regretted doing 3.make their own decisions 4.kept awayfrom 5.take care of themselves 【解析】 1.句意：婴儿的母亲总是对她唱歌，待在她的身边。在……身边by one’s side；and连接并列结构，前后时态需一致，...

— I think art is very interesting.

— __________. Music is more interesting than art.

A. I don’t agree B. I think so C. I agree D. I don’t know

A 【解析】句意：——我认为美术非常有趣。——我不同意，我认为音乐比美术更有趣。A. I don’t agree 我不同意； B. I think so我认为是这样； C. I agree 我同意； D. I don’t know我不知道；根据I think art is very interesting.和Music is more interesting than art.可知不同意上面...

I am sorry to hear that you _________ the math test last term.

A. pass B. passed C. fail D. failed

D 【解析】句意：听说你上学期数学考试不及格我很难过。根据I am sorry 可知是不及格，排除A/B；根据last term可知是过去时态；故选D

Our teacher is friendly to us. But he is strict _________ us, too.

A. to B. in C. on D. with

D 【解析】句意：我们的老师对我们很友好，但是也对我们很严格。根据be strict in/on sth对某事严格要求，be strict with sb对某人严格要求；故选D

My little sister is only five years old. She is _________ young ________ go to school.

A. so; that B. enough; to C. too; to D. such; that

C 【解析】句意：我妹妹仅仅5岁，她太小了，不能去上学。A. so; that 如此---以至于---； B. enough; to 足够---能做某事； C. too; to 太---而不能---； D. such; that如此---以至于---；根据My little sister is only five years old可知是太小不能去上学；故选C

Fifteen-year-olds _________ to have full-time jobs.

A. is not allowed B. allow

C. allowed D. are not allowed

D 【解析】句意：15岁大的孩子不被允许做全职工作。根据Fifteen-year-olds和allow之间是被动关系，排除B/C；根据主语Fifteen-year-olds复数；故选D