—Why not join us in the game?—I’d love to but my mother insists that I all my homework

问题补充：

—Why not join us in the game?

—I’d love to, but my mother insists that I all my homework first.

A. finish

B. will finish

C. must finish

D. have finished

答案：

(答案→)A. finish

B. will finish

C. must finish

D. have finished

解析：句意：--你为什么不和我们一起玩游戏。--我很乐意，但是妈妈坚持要求我先完成所有的家庭作业。Insist表示“坚持要求”的时候，后面的宾语从句用虚拟语气，谓语用（should） do，should可以省略，所以选A。