问题

We usually go to work _____ subway. [ ]
A: by the
B: by a
C: by
D:on
B: by a
C: by
D:on
正确答案是:
同类题型
Tom wants to be a professor when he _________.[ ]
The goals_________ he had fought all his life no longer seemed important to him.
Lucy’s travelled on a plane. -.[ ]
Who’s that boy?–Liang Bo. He is _____ very popular singer in Voice of China.
Hurry, Mike! The bus is coming. —Wait a moment, please! Let me see if there’s __________ left.