A.likely B.possible　　　　

C.willing D.unwilling

解析:献血并非可能不可能的问题,而是愿意不愿意的事情。只有愿意献血才会联系,所以选择C项。

答案:C

4.She will be angry if you 　　　 her while she is sleeping.

A.discourage B.disturb

C.disagree D.discuss

解析:句意:如果你在她睡觉时打扰她,她会生气的。disturb多指某人的行动妨碍了别人的正常生活秩序而使人不能安宁。discourage意为"使泄气,使失去信心";disagree意为"不同意,意见有分歧";discuss意为"讨论"。

答案:B

5.The voyages of travellers before the 17th century show that they were not 　　　 the sea even though they didn't have modern navigational aids.

A.at the expense of B.at the risk of　　　

C.in the way of D.at the mercy of

解析:at the mercy of sb./sth."任由某人/某事物摆布或控制"。

答案:D

6.The house 　　　 a new look after the repair.

A.took over B.took up

C.took on D.took off

解析:"修理之后",房子应该是呈现出新的面貌,所以用take on"呈现"。take over"接管";take up"占据,开始从事";take off"起飞,脱衣服"。

答案:C

7.The judge 　　　 him for fraud.

C.charged D.accused

解析:句意:法官宣判他犯有诈骗罪。compete for"争夺(某物)";condemn"宣告有罪";charge和accuse都可指"控告或指责某人有某罪",charge常与with连用,accuse常与of连用。

答案:B

8.You can imagine her 　　　 every means to avoid 　　　 these polluted materials.

A.trying;touching B.trying;to touch

C.to try;touching D.to try;to touch

解析:imagine和avoid后面都跟动名词作宾语,题干中her是动名词trying的逻辑主语。

答案:A

9.She can be as 　　　 as a mule,so there is no point in trying to talk her into joining us.

A.awesome B.stubborn

C.merciful D.evident