You shouldn’t keep silent when ____

The students expected ____ more reviewing classes before the exam.

___to complete the job on time, they set out to work immediately.

My watch has stopped, so I will get it ______ this afternoon.

The boy is often found _____in reading books.

There is only 15 minutes      . Hurry up, or we’ll miss the train.

Because of the young man’s       English, he couldn’t make himself _______.

--- What’s the matter? You are like that for a few minutes.
--- Well, it is bound     . I’m thinking if we need get the wet clothes back to the room.

He hurried to the booking office only      that all the tickets had been sold out.

I hope you will keep us      of how you are getting on with the work.