1.We take our skin for granted until it is burned ____ repair.

　　A) beyond B) for C)without D)under

　　答案：A beyond 超出，超过(能力、范围等)：beyond repair 无法修理。 under repair 正在修理之中，repair 不与其他两个介词搭配。

　　2.I found my daughter sitting in the kitchen, crying____.

　　A) bitterly B) strongly C) heavily D)deeply

　　答案：A bitterly 伤心地。strongly 强烈地;非常：I strongly advise you to go. heavily 沉重地，重重地;厉害地。deeply 深深地，深入地。

　　3.When confronted with such questions , my mind goes____, and I can hardly remember my own date of birth.

　　A) dim B) blank C) faint D)vain

　　答案：B blank 茫然的;空白的。dim 昏暗的;朦胧的。faint 微弱的，微小的。vain 徒劳的;自负的。

　　4.All the key words in the article are printed in ____type so as to attract readers' attention.

　　A) dark B) dense C) black D) bold

　　答案：D bold [印]粗体字的，黑体字的。

　　5.I felt____ to death because I could make nothing of the chairman's speech.

　　A) fatigued B) tired C)exhausted D)bored

　　答案：D bored 厌烦的。fatigued 疲惫不堪的。tired 疲劳的，疲倦的。exhausted 筋疲力尽的;耗尽的。

　　6.I’m sorry to have ____you with so many questions on such an occasion.

　　A) interfered B) offended C) impressed D) bothered

　　答案：D bother 打扰，麻烦;担心，焦急。Interfere (with/in) 干涉，介入;妨碍，干扰。offend 冒犯，得罪，违反。impress 给……留下深刻的印象，使铭记。

　　7.I will support your decision, but I should also make it clear that I am not going to be____ to it.

　　A) connected B) fastened C) bound D) stuck

　　答案：C be bound to sth. 受约束于。connect 连接，联系：connect A and B; connect A to/with B。fasten 扎牢，使固定：fasten the doors and windows;fasten one's coat;fasten the paper together。stick 粘贴，粘住;刺，戳：stick the stamp on the letter.

　　8.Those who work hard and are optimistic are____ succeed.

　　A) bounding B) bound to C) binding to D) bound on

　　答案：B be bound to 一定会。

　　9.It is true that____ a wild plant into a major food crops such as wheat requires much research time.

　　A) multiplying B) breeding C) magnifying D)generating

　　答案：B breed 培育，繁殖;饲养。multiply(使) 增加，(使) 繁殖;(使)相乘。magnify 放大，扩大。generate产生(光、热、电等) ，引起。

　　10.We have to try very means to____ the costs of the construction project.

　　A) bring off B) bring forth C) bring down D) bring back

　　答案：C bring down 使降低。bring off(使)成功。bring forth提出，引出，使出现。bring back归还，带回来;使回想起;使恢复。