将所给单词连成完整、正确的句子。（单词不得重复使用，标点已给出）
1. let's, something, go, buy, and, in
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2. mother, I, weeks, haven't, my, two, seen, for
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3. they, window, walk, store, by, big, a
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4. do, housework, you, any, do
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5. subject, Susan's, social, favourite, studies, is
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