Before 2010 we will finish _______ the park.A bui

I______ all my work before I________.A、finish, leaveB、finishes, leavesC、will finish, wi

I will finish my homework before my sister_____back.A、comeB、comesC、will comeD、is coming

The teacher required that all the assignments _____finished before this weekend.

Time______, we will do a short presentation before the concert.A．permittedB．permittingC．pe

Whoever has finished the task ahead of time will be rewarded, though we dont know who_____

The telephone operator cut us______before we finished our conversation.A．outB．upC．offD．awa