连词成句（注意标点符号及字母的大、小写）
1. a, sell, goods, we, price, these, good, at, very
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2. green, they, in, coats, have
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3. do, you, to, what, want, buy
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4. hat, his, have, sister, does, red, a
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5. sells, store, which, vegetables
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