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After he finished his homework, he went out to play．

________　________ his homework, he went out to play．

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China, which was founded in 1949, is becoming more and more powerful．

China, ________ in 1949, is becoming more and more powerful．

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They arrived in London on Friday．

They ________ London on Friday．

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I like the film star Marilyn Monroe the best．

________　________　________　________ is Marilyn Monroe．

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The retiring teacher thanked the class for the gift in her speech．

The retiring teacher made a speech ________　________ she thanked the class for the gift．

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They arrived in Britain not long ago．

They arrived in Britain ________．

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Is your life enjoyable, successful, etc．at the moment?

How are you ________　________ these days?

用括号中动词的适当形式填空

If ________(catch), the thief will ________(punish)by the police．

用括号中动词的适当形式填空

We got ________(marry)when ________(study)atA．

B．School．

用括号中动词的适当形式填空

Heat is the energy ________(produce)by the movement of molecules．