—Howmuchoftheforeignexpert’sspeechhaveyouunderstood?  ...

问题详情：

 —How much of the foreign expert’s speech have you understood?

   —Next to nothing. I wish I ___ harder at English.

A. worked                B. had worked        C. would work       D. were working

【回答】

B

知识点：动词时态与语态

题型：选择题