题目内容
By speeding up reforms the UN is trying to live up to the wishes of people around the world and __________ more to building world peace.
| A．contribute | B．link | C．expose | D．attend |
A
解析试题分析：考查动词固定搭配。句意：为加快改革，英国正在尽力达到世界人民的愿望，并为世界和平贡献更多。contribute...to...为......做贡献；link联系，关联；expose使暴露于，受......影响；attend参加。故选A。
考点：考查动词固定搭配
应用题作业本系列答案We have to admit that the biggest___________ facing the ecosystem is limited resources and the worsening environment.
| A．mission | B．challenge | C．scale | D．contribution |
The policemen had no ______ in finding the knife that the murderer had thrown.
| A．difficulty | B．troubles | C．problems | D．question |
Do you have any difficulty ________?
| A．on listening | B．to listening | C．for listening | D．in listening |
My sister has some trouble ______spelling some of the words in American English, while I have some difficulty ________ my pronunciation．
| A．with; with | B．in; with | C．with; in | D．in; in |
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—I myself haven’t figured it out yet.
| A．bring about | B．come about | C．come across | D．come on |
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| A．contribution | B．command | C．master | D．power |
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| A．contribution | B．coincidence | C．conflict | D．convenience |