According to the writer, the problem with crowded cities will be solved if （）.
A. traditional methods of farming are well kept
B. conditions in rural areas are much improved
C. the government can provide more jobs
D. violence could be controlled in dries
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Which factor is most important for people to be attracted to live in the country？（）
A. Their expectation.
B. Their interests.
C. Their income.
D. Their attitude.
The hotel ______ during the vacation was rather poorly managed.
A. as I stayed
B. where I stayed
C. which I stayed
D. what I stayed
They were so behaved in the debate that we find it difficult not to admire them．
A. 他们在辩论中如此表现了一番，以致我们不得不称赞他们。
B. 他们在辩论中表现非常出色，我们很难不佩服他们。
C. 他们在辩论中行为得体，使我们觉得难以超越他们。
D. 他们的辩论表现很糟糕，我们很难不为他们难过。
The passage is mainly about （）.
A. the payment for online services
B. the functions of online services
C. the development of online services
D. the relation between online services and the users
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