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【单选题】
(1+1) HCl的物质的量浓度为（ ）。A.
2 mol/L
B.
4 mol / L
C.
6 mol / L
D.
8 mol / L
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【单选题】What has happened in Gaza?
A.
There is a military conflict.
B.
The people are short of water.
C.
The education system is reformed.
D.
Gaza is facing great hardships.
【单选题】The dress fits me well, I don’t want to buy it because it’s too expensive.
A.
so
B.
but
C.
or
D.
and
【简答题】从网络经济学视角看,互联网技术如何发挥作用?举例说明。
【单选题】– Do you know what has happened in Japan recently? -- The earthquake! It’s _____ one that I have ever heard of.
A.
a very serious
B.
a more serious
C.
the most serious
【单选题】PTSD的临床表现为一系列在遭受重大心理打击后特有的表现,除外
A.
创伤性体验的反复出现
B.
持续的回避
C.
持续的警觉性增高
D.
对创伤性经历的选择性遗忘
E.
意识障碍
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