—Isn’t it time you went to bed, Mike ?— I ________ painting all afternoon, so I have to finish my homework now.
He caught a bad cold. He ____on more clothes that day. A. should have put B should have putted C. had put D. was put
The chairman thought ___ necessary to invite Professor Smith to speak at the meeting .
The engine of the ship failed and the bad weather ______ the helplessness of the crew at sea.
It wasn’t until nearly a month later _______ I received the manager’s reply.
Many people have come to realize that they should go on ____ balanced diet and live _____ healthy life.