Playing football is ________ great fun, it also provides us with a chance to develop our sense of ________ team spirit.
He hadn’t worked hard at his lessons._______, he failed in the exam.
— When did the meeting begin?—At four o’clock.It ______ for 15 minutes.
It is said that the gravity on Mars is only about __________ of the gravity on earth.
After a short time, the bad news had ______all over the city and everybody knew it.
The workers recycle the old newspapers ______use them.