—Look, there is a lot of rubbish in the river.—Yes, it’s said that 80 per cent of fish in this river ________ live long.
I think ______ necessary ______ to take more exercise.
—They started working on the show two months ago, didn’t they? —___________. A lot of work needed to be finished before the show.
In the future,cars won’t be ______,and it’ll be _____ to travel everywhere by plane. A,cheap, expensive B. expensive ,expensive C. cheap , cheap D. expensive,cheap
What’s the matter ________ the kitchen fan.
_ may have a chance to be successful if he tries his best.