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【简答题】
“化学危险物品”是指根据我国国家标准《危险货物分类与品名编号》规定的分类标准中所列的、压缩气体和液化气体、易燃液体、易燃固体、自然物品和遇湿而燃物品、氧化剂和有机过氧化物、毒害品和腐蚀品，共分七大类。
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反馈参考答案：
举一反三
【单选题】What does the student mean when she says this:
A.
It's either Spanish or Japanese.
B.
I prefer Spanish to Japanese.
C.
It's Japanese, not Spanish.
D.
Neither of them are a good ide
【单选题】When shall we meet tomorrow? Let's _____ half past nine in the morning. [ ]
A.
meet
B.
meet it
C.
make
D.
make it
【单选题】Japanese businesspersons exchange business cards first when they meet in order to ( ).
A.
show courtesy to each other
B.
familiarize with each other
C.
establish their social status
D.
avoid confusing one with another
【单选题】Chinese usually _____ with each other while Japanese ______ when they meet for the first time.
A.
bow, kiss
B.
shake hands, kiss
C.
shake hands, bow
D.
bow, shake hands
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