问题

While in college, Mak never minded ________ extra work for his class.

A:to do
B:doing
C:do
D:did

正确答案是：

标签： college , mak , while

同类题型

We hope you ________ China next year.—Thanks.I will.

______ are the Olympic Games held?—Every three years. [ ]

Did you catch the train to Beijing last night?— No. It ______ for ten minutes by the time I got to the station.

What should we do first if we want to ______our village?

..I miss the teachers and the kindergarten _____ my parents think highly of.