—These boxes are too heavy for me to move. —Here, I’ll give you a hand ________ them.
4. _____ can be done _____ been done.
3. He played on the _____ for two hours and when he returned he found half his goods _____ stolen.
2. The League secretary and monitor _____ asked to make a speech at the meeting.
小测验 1.The whole class _____ the teacher attentively.
64. -- Bob still performing? --I’m afraid not. He is said ________ the stage already as he has become an official.