Scientists are convinced________the positive effect of laughter_______physical a
题型：同步题难度：来源：
| Scientists are convinced________the positive effect of laughter_______physical and mental health. |
| [ ] |
A. of；at
B. by；in
C. of；on
D. on；at |
答案
| C |
举一反三
| According tostatistics,a man is more than twice as likely to die of skin cancer__________a woman. |
| [ ] |
A. than
B. such
C.so
D.as |
| The accident was _________his careless driving. |
| [ ] |
A. due to
B. because
C. thanks to
D. caused |
| The doctor advised the patient to give up smoking ______ his own health. |
| [ ] |
A. in terms of
B. as a result of
C. in regard to
D. for the sake of |
| How can I make_______the way I"ve treated you badly? |
| [ ] |
A. up
B. for
C. up for
D. up to |
| The teacher advises us to use these two course books __________each other. |
| [ ] |
A. along
B. alone
C. alongside
D. beside |
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