THE Olympics____in beijing in 2008.

问题描述:

THE Olympics____in beijing in 2008.
A isgoingto be held B will hold
C is going to happen D are to be held
i found a bottle ___ dropped on the floor of room
A was B had C had been D is
结实清楚

D 主语是复数,而且用被动
B 主句是过去时,瓶子是自己掉的,用主动形式