What might the author most probably continue to talk about in the following passage?
A. What's the most objective way to test one's English standards?
B. How to improve the present low level of language learning?
C. Why have the English standards declined?
D. What are the benefits if Japanese people can learn English well?
第2题
A.常温下是气体,易和可燃物蒸汽混合
B. 本身不燃烧、不助燃、制造方便
C. 易于液化,在常温及6MPa压力下变成无色液体
D. 具有窒息作用
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