中秋节一过,月饼价格马上跳水,其主要原因是 [ ]
A.供应量迅速减少
B.需求量迅速减少
C.供应量迅速增加
D.需求量迅速增加
答案:B
---Most hotels are very full today.
--- Don't worry! I have ______ a room already in the Changjiang Hotel.
A.bought
B.booked
C.visited
D.seen
There _____________ an English party next Saturday.[ ]
A. is
B. is going to have
C. will have
D. is going to be