―Isn’tithardtodrivedowntowntoworkallthetime?―Yes,andtha...

问题详情：

―Isn’t it hard to drive downtown to work all the time?

―Yes, and that’s why I ______ to work by train.

A. have gone                   B. have been going

C. was going                   D. will have gone

【回答】

知识点：现在完成进行时及其被动式

题型：选择题