We had to close the door to ________ the cold out of the house.

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Li Ming is ________ to ask for help from them.

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________ you get there, you must call me right away.

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A satellite has its own equipment ________ making electricity.

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China has ________ a number of satellites into the sky.

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As ________ as I know, he used to be a teacher when he was young.

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You won't be able to do important things if you are always ________ small successes.

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________ reading the text, you should also finish the exercises in your student's book.

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—How's your work ________?

—Nicely.

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—What are you doing?

—I'm ________ a word puzzle ________ this newspaper.

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