连词成句。
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. is, Beijing, located, the, of, north, China, in
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2. with, studies, hard, to, he, catch, very, others, up
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3. more, business, English, can, success, help, us, have, in
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4. supposed, you, way, are, to, a, speak, in, polite
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5. is, where, you, me, could, the, library, tell
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