The experiment shows that proper amounts of exercise, if regularly, can improve our health.
A.being carried out
B.carrying out
C.carried out
D.to carry out
第1题:
Proper, scientific study of the impacts of dams and of the cost and benefits of controlling water can help to resolve these conflicts.
第2题:
If the Shipowner relies on an excepted peril, he must ________ that the loss or damage was caused thereby.
A.prove
B.approve
C.disprove
D.improve
第3题:
第4题:
请在(3)处填上最佳答案。
[A] digits
[B] numbers
[C] amounts
[D] sums
第5题:
第6题:
后缀-our的语义和形容词性物主代词our是相同的,表示“我们的”。