Question

选择题....................

There is going to __ a volleyball game this afternoon.
A have B good at C good in D good to

Answer 1

1.I wonder __C.where it can be that _____ the key is hidden.
------宾语从句要取陈述语气

2.Some docters believe that it may be at most ten years__A.before ___it is possible to find a way to cure the disease.
------"在做某件事情之前，还需要多长时间"的固定说法就是it is...before....

3.The greenhouse effect is one of the most_B.widely广泛____discussed environment issues in the world nowadays.
A.fiercely猛烈 C.exactly严密/确切 D.actively活跃
-----温室效用在世界上如今是被讨论的最广泛的环境问题之一（因为一些温室气体恶化了大气状况）

Answer 2

A