[题目] cloning may be used for medical treatment, everyone doesn’t support it.A. While B. AsC. Since D. Unless 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】________ cloning may be used for medical treatment, everyone doesn’t support it.

A. While B. As

C. Since D. Unless

【答案】A

【解析】

考查连词词义辨析。句意：虽然克隆可以用于医疗，但并不是每个人都支持。A. While虽然；B. As因为；C. Since自从；D. Unless除非。故选A。

练习册系列答案

相关题目

【题目】Backward somewhat technologically ________ we are for the moment, we have confidence in our ability to catch up in time.
A.although
B.if
C.as
D.once

【题目】What will the woman do this Saturday?
A.Go to see her sister.
B.Go to the concert.
C.Look after her brother's son.

【题目】Michael Jackson’s black jacket, which he wore on his first tour, ________ a high price of $ 298, 000.

A. donated B. contributed

C. fetched D. performed

【题目】It o to me that I had left my keys in my office.

【题目】Walter’s work ________ efficiently, the boss decided to promote him to senior manager.

A. finished B. had been finished

C. finishing D. to finish

【题目】He didn’t make ________ preparations, or he would have succeeded in the job interview.

A. vacant B. urgent

C. adequate D. primitive

【题目】— I wonder ___ Mary has kept her figure after all these years.
— By working out every day.
A.where
B.how
C.why
D.If

【题目】With nothing ________ to burn, the fire became weak and finally died out.
A.leaving
B.left
C.leave
D.to leave

试题分类