16. If you Jerry Brown until recently, you'd think the photograph on the right was strange.
A. shouldn't contact B. weren't to contact C. didn't contact D. hadn't contacted
17. Scientists think helps some trees to conserve water in the winter.
A. when losing leaves B. leaves are lost C. that losing leaves D. the leaves losing
18. He never hesitates to make criticisms are considered helpful to others.
A. so, that B. so, as C. such, that D. Such, as
19. stereophonic phonograph records, two recordings are made of the same musical performance.
A. Creates B. Created C. The creating of D. To create
20. We'd rather you the account tomorrow.
A. settled B. settle C. would settle D. will settle
相关文章:
推荐辅导:
2014年英语专四网授保过班 | 网授精讲班【题型精讲+真题串讲】| 题库(在线考试)标准班
(责任编辑:zn)