It is clear that no use can be made ______radium _____ we don’t know clearly the
题型:同步题难度:来源:
It is clear that no use can be made ______radium _____ we don’t know clearly the characteristics of it. |
[ ] |
A. from; if B. of; unless C. from; unless D. of; if |
答案
D |
举一反三
Special entrances _____ buildings should be constructed ______ the convenience of the old and disabled. |
[ ] |
A. of; for B. to; for C. into; for D. to; with |
______ the aids from the outside, the positive attitude of the disaster-stricken people _____ the key role in the reconstruction of their destroyed towns and villages. |
[ ] |
A. Except for; plays B. Besides; play C. Apart from; plays D. Except; play |
People should be cautious ______their personal information when surfing the Internet so as to prevent certain computer viruses ______ it. |
[ ] |
A. about; to steal B. of; stealing C. with; to steal D. to; from stealing |
______addition to being creative, perseverance and diligence are necessary qualities to be a good scientist. |
[ ] |
A. With B. Of C. In D. For |
—Vegetables are good _______our health. —Yes. I agree _______ you. |
[ ] |
A. for; with B. at; with C. for; to D. at; to |
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