The teacher told the students to stop ________to him.

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I felt tired with walking, so I stopped ________ a break for an hour.

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--Did you close the window?

--Yes, I remember ________it.

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He spoken in such a ________ manner that the ________ girl was speechless.

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--I can't get my car ________ on the cold morning.

--Why not try ________ the tank with hot water?

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They are ________ experiments on the animals to ________ the new drug.

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We were having our supper ________ the ground began shaking.

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When we got to the cinema, the film ________ for half an hour.

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This computer is________ expensive. It costs________ money.

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Wait for me at the school gate, and I'll________.

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