翻译下列句子。
(1)They’re listening to music.
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(2)They’re playing chess.
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(3)What are they doing?
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(4)Look at these girls.
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(5)They’re getting on the bus.
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(6)Look at the people on the lake.
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(7)Let’s get on the bus.
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(8)They are playing football.
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(9)What is the elephant doing?
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