问题
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What is the mentioned cause of the obesity problem of children?A.The food is unhealthy.B.C
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What is the problem of the lecture rooms?A.They have poor lighting.B.The capacity is limit
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What can we infer from the conversation?A.The survey is aimed at solving problems of the u
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What is the speaker mainly talking about?A.The problem of global warming.B.The difficulty
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What is considered unnecessary in a letter of complaint?A.What the problem is.B.What corre
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According to the interviewee, what is the problem of the present science education?A.Scien