1. Not until all the fish died in the river __________how serious the pollution was.
A. did the villagers realize B. the villagers realized
C. the villagers did realize D. didn’t the villagers realize
答案:A
2. —Why do you drink so much coffee?
—Well, _________it doesn’t keep me awake in the nights; I see no harm in it.
A. although B. if C. unless D. while
答案:A
3. Why not buy a cheaper one, _____________you don’t have enough money?
A. since B. because C. for D. though
答案:A
4. It is ten years ____________I left home.
A. when B. after C. since D. as
答案:C
5. He speaks English _____________he speaks his mother tongue.
A. so good as B. as good as C. so well as D. as well as
答案:D
免责声明:本站所提供试题均来源于网友提供或网络搜集,由本站编辑整理,仅供个人研究、交流学习使用,不涉及商业盈利目的。如涉及版权问题,请联系本站管理员予以更改或删除。