语法专练：把下列句子变成倒装句
【小题1】I could find the lost book nowhere.
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【小题2】He talked so loudly at the meeting that everyone in the room could hear him clearly.
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【小题3】If it should rain tomorrow，the sports meeting would be put off.
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【小题4】You can learn English well only when you are interested in it.
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【小题5】Hearing the dog barking fiercely, the thief fled away.
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【小题6】If I had known his true identity at that time, I would have called the policeman at once.
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【小题7】A village lies at the foot of the mountain.
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【小题8】The days when we enjoyed the happy time in the country are gone.
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