When you have finished with the book, don't forget to return to Tim, ______?
A.won't you
B.don't you
C.will you
D.do you

A.won't
B.don't
C.will
D.do

【参考答案】

C
解析：反意疑问句。否定结构的祈使句后，应接will you完成反意疑问句。