题目内容
He doesn’t know to do next.
A. who B. what C. how D. Where
B
【解析】
试题分析：A. Who谁；B. What什么；C. How怎样；D. Where在哪。句意：他不知道下一步做什么，本题考查疑问词+to do 的结构。故选B
考点：考查疑问词+to do 。
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以下表格是对青少年问题的问卷调查，根据表格提供的信息，请选择其中的三条，并给出解决问题的建议,写一篇90个词左右的调查报告。开头已经给出。
What problems do the teenagers probably have？Here is a survey showing their main problems．
Problems | Causes | Advice |
Feeling stressed | Too much homework | |
Getting short-sighted(近视的) | Bad reading and writing habits | |
Fighting with each other | Don’t know how to get on well with classmates | |
Feeling tired of study | Computer games’ bad influence |
According to our survey, many teenagers have problems as grown-ups, but if they can solve the problem properly, they can develop better.