There are only five minutes left before the train leaves.You should run _.(A) fast as possible as you can (B) as quickly as you can (C) as fast as possible (D) possible as fast as you can 为什么B,C,D不对?

问题描述:

There are only five minutes left before the train leaves.You should run _.
(A) fast as possible as you can
(B) as quickly as you can
(C) as fast as possible
(D) possible as fast as you can
为什么B,C,D不对?