. It has been laid down that each student must _____ a composition to the teacher once a week.
___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.
The computer system suddenly while he was searching for information on the Internet.
There is only 15 minutes. Hurry up, or we’ll miss the train.