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The prize will go to the writer______ story shows the most imagination.

Scientists are convinced______ the positive effect of laughter______ physical and mental health.

Tom asked the candy makers (糖果制造商) if they could make the chocolate easier____ into small pieces.

The living room is clean and tidy, with a dining table already_____ for a meal to be cooked.

It is illegal for a public official (政府官員) to ask people for gifts or money_____ favors(恩惠，幫助) to them.

It sounds like something is wrong with the car’s engine. ______ , we’d better take it to the garage immediately.

We are invited to a party _________in our club next Friday.  

_____ is known to everybody, the moon travels round the earth once every month.

Some insects_____ the colour of their surroundings (環(huán)境) to protect themselves.

----- I’m taking my driving test tomorrow.

----- _____!