连词组句。
1.is, how, postcard, much, this, ?
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2.picture, a, on, postcard, has, a, it, .
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3.has, this, of, Palace, postcard, a, picture, the, Museum, !
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4.email, we, a, write, an, on, computer, .
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5.paper, we, letter, write, a, on, .
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