—Why is your professor so happy recently?—Because the theory she insisted on
题型：福建省模拟题难度：来源：
—Why is your professor so happy recently?
—Because the theory she insisted on correct. |
| [ ] |
A. is proved
B. proving
C. was proved
D. has proved |
答案
| D |
举一反三
The scientists claimed( 声称) to _______ a jet plane that uses atomic energy as propelling _____,
but they can’t produce an atom of evidence to prove it. |
| [ ] |
A. design; power
B. have designed; power
C. design; force
D. have designed; strength |
The widespread of super-hybrid rice around the world ______the lives of millions and millions of
people suffering from hunger to a great level. |
| [ ] |
A. improved
B. is improving
C. has improved
D. has been improving |
After several years of observation, the research group ______ the conclusion that language acquisition is
faster when students ______ to the situation where it is spoken. |
| [ ] |
A. has come to; expose
B. have arrived at; are exposed
C. has concluded; are exposed
D. have reached; expose |
| My father _______ to Shanghai. He _______ for over 2 months. |
| [ ] |
A. has been, has left
B. has gone, has gone
C. has gone, has been away
D. has been, has gone |
| Progress ________ so far very good and we are sure that the work will be finished on time． |
| [ ] |
A．was
B．had been
C．has been
D．will be |
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