Question

— Dad, may I go out with my friends?
— Unless your homework          .

A．has been finished

B．has finished

C．finishes

D．will finish

Answer 1

A

试题分析：句意： ---爸爸，我可以和朋友出去吗？---除非你的作业已经完成了。主语是“your homework”，应该是被完成，用被动语态，排除B、C和D。故选A。