Not until the early years of the 19th century ________ what heat was. [ ]A.
题型：模拟题难度：来源：
| Not until the early years of the 19th century ________ what heat was. |
| [ ] |
A. man did know
B. did man knew
C. didn"t man know
D. did man know |
答案
| D |
举一反三
| ______ a man knows what is not to be done, will he succeed in doing what is to be done. |
| [ ] |
A. What if
B. If only
C. As if
D. Only if |
| ______, I"ve never seen anyone who"s as capable as Kate. |
| [ ] |
A. As long as I have travelled
B. Now that I have travelled so much
C. As I have travelled much
D. Much as I have travelled |
| Try____ she might, Sue couldn"t get the door open. |
| [ ] |
A. if
B. when
C. sine
D. as |
| Only when your identity has been checked________. |
| [ ] |
A. you are allowed in
B. you will be allowed in
C. will you allow in
D. will you be allowed in |
Much _____ he has a good taste for China’s football matches, he can’t avoid being influenced
by the side effects of the football gambling. |
| [ ] |
A. that he claims
B. does he claim
C. is it that he claims
D. as he claims |
最新试题
热门考点