He ran and ran, but he couldn’t run ________to catch the bus.

A. so fast B. enough fast C. too fast D. fast enough

D 【解析】句意：他跑了又跑，但他跑得不够快，没赶上公共汽车。enough作副词，意为“足够地；充足地”，用于形容词和副词之后。故选D。

Daniel _______ the Party last month, and _______our activities to help people at the community center.

A. joined in; took part in B. joined; joined in

C. took part in; joined D. joined in; took part in

B 【解析】句意：丹尼尔上个月加入了党，加入了我们在社区中心帮助人们的活动。take part in 参加大型活动；join in参加小型活动；join参加组织、党派、团体，成为其中的成员。因此本题选B。

I found it ________to work out the problem. You needn’t go to the teacher.

A. enough easy B. easily enough

C. easy enough D. very easily

C 【解析】 试题分析：句意：我发现很容易算出这道题。你不必去找老师。enough修饰adj时放在其后。所以选C。

Ten years later, the lost girl saw her mother _______ after she was taken away by others.

A. for the first time B. at first C. first D. the first time

A 【解析】句意：10年后，失踪的女孩在被别人带走后第一次见到了她的母亲。A. for the first time首次，第一次，表示有生以来或一段时间内第一次做某事，在句中一般单独作状语；B. at first首先；C. first 第一；D. the first time首次，第一次，常引导时间状语从句，其重点不是讲第一次做什么，而是说明另一动作或情况，也可以作表语，强调到说话为止某一情...

I couldn’t walk very fast because a lot of people were ___________.

A. in my way B. in this way

C. in some ways D. on my way

A 【解析】试题分析：句意：我不能走的太快，因为由很多人挡住我的路。A. in my way 挡住我的道路；B. in this way 用这种方式；C. in some ways 在某些方面；D. on my way在我…的路上。依据句意，答案为A。

We often keep in touch_________ email or talking _______ the telephone.

A. with; in B. at; on C. by;on D. by; for

C 【解析】句意：我们经常通过电子邮件或电话交谈保持联系。通过电子邮件用by email；电话交谈用talking on the telephone。故选C。

—Would you like _______ camping with me?

—I’d like to. But I’m busy _______ my homework.

A. to go; to do B. to go; doing C. going; to do D. going; doing

B 【解析】

Playing computer games____ much time, I think.

A. spends B. takes C. uses D. pays

B 【解析】句意：我认为玩电脑游戏花了很多时间。A. spends花费，主语为人； B. takes 花费，主语为物；C. uses使用； D. pays付款，付账。结合句意可知B正确。

Li Hai has more confidence________ joining in the Special Olympics World Games.

A. because B. because of C. so D. as a result

B 【解析】句意：李海因为参加特奥会而更有信心。A. because 因为，由于，引导原因状语从句；B. because of 因为，后接名词性短语；C. so因此；D. as a result结果。因为joining in the Special Olympics World Games是动名词短语，故选B。

They _______ support _______ the athletes and helped make the event a great success.

A. provided; to B. provided; with C. provided; for D. provided; in

C 【解析】试题分析：句意：他们对运动员们提供支持，帮助使这个比赛成功。短语provide sth. For sb.表示为……提供某物。结合语境，故选C。