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2018年下半年成人英语三级考试必做试题(24)，【更多成人学位英语必做试题】免费资料，请至文章底部免费下载。
1.You should have put the milk in the ice-box; I expect it ______undrinkable by now.
A.became B. had become C.has become D. becomes
Best Answer:C
详解：答案为C。与by now,so far, tip to now这样的短语连用时，谓语动词用现在完成时。
2.The tendency to lie is perhaps _________originally by imitations. It grows into a habit, unknown to its possessors.
A. taken to B. taken over C.taken in D. taken up
Best Answer:D
详解：答案为D。take to表示“喜爱”;take over表示“接管”;take in表示“欺骗”;take up表示“接受，形成”。
3. There were no tickets ______ for Friday's performance.
A.preferable B. considerable C.possible D. available
Best Answer:D
详解：答案为D。词形辨析和句意搭配题。以"-able"或"-ible"结尾的形容词表示被动，意为“可…”或“值得…”的意思。preferable指“更可取的，更合意的”;considerable指“可观的，相当多的.值得考虑的”。possible指“可能的”。
4.Don't _______ this news to the public until we give you the go-ahead.
A.release B. relieve C.relate D. retain
Best Answer:A
详解：答案为A。词形辨析题。release news指“泄露消息。”其余不构成搭配。relieve 指“减轻、缓解”。relate指“叙述、连接”;retain指“保留、维持”。
5.The actual _______by which coal is extracted is well worth watching.
A.process B. procession C.pattern D. conduct
Best Answer:A
详解：答案为A。process表示“步骤，程度，制作方法”;procession表示“行进的队伍”;pattern表示“模式，方式”;conduct表示“行为，方式”。