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【单选题】
草蒽醌,羟基分布情况为A.
分布在一侧苯环上
B.
分布在两侧苯环上
C.
分布在5，8位
D.
分布在1，4位
E.
分布在2，3位
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反馈参考答案：
举一反三
【单选题】The foreigner is learning ___ Chinese and he is sure that ___ Chinese language is very difficult.
A.
/…./
B.
…the
C.
the…./
D.
the….the
【单选题】风险控制的优先顺序是（）。
A.
消除危害、个体防护、降低危险
B.
消除危害、降低危险、个体防护
C.
个体防护、消除危害、降低危险
D.
个体防护、降低危险、消除危害
【简答题】foreigner
【简答题】《在水一方》的歌词来源于古代的哪一部作品?
【单选题】The foreigner was talking to the children in the park ______ he was familiar with them.
A.
even though
B.
in case
C.
so that
D.
as if
【单选题】According to the criterion for judging a foreigner suggested by the writer, a foreigner is a friend if he
A.
can support our views.
B.
can accept our customs and habits without criticisms.
C.
can just live like one of us.
D.
is polite and thoughtful.
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