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【单选题】
A tank containers should not generally be more than 95% full,______.
A.
to allow for possible thermal expansion of the contents
B.
to prevent dangerous surging movements in transit
C.
to increase its weight
D.
to change the free surface in it
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【简答题】As a high school athletics coach, I gave a speech about football to students and parents, aiming at getting new team members :I talked  about how'everyone  can benefit from football. This year, a worr...
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时间的倒数
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C.
时间的平方
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A.
1/mol
B.
1/s
C.
1/m
D.
1/kg
【单选题】She told me not to come home after midnight.
A.
my mother
B.
my coach
C.
my friend
D.
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【判断题】二级反应的速率常数的单位与一级反应相同。
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【多选题】以下哪些句子是宾语从句,请选择
A.
I don’t know that girl.
B.
I think that Jenny knows the answer.
C.
I hope that we can have lunch together.
D.
My coach told me that I should eat some  vegetables and fruit for supper.
E.
This is your desk. That is mine.
F.
She always talks like that.
【单选题】一级反应速率常数的单位为()
A.
B.
mol -1 ∙dm 3 ∙s -1
C.
mol∙dm -3
D.
s -1
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A.
正确
B.
错误
【简答题】Nick: I wish this news story (1) ______ (be) over. I just want to play soccer in peace.Talia: I wish I could give you a break. But this story must be (2) ______ (tell). It proves your innocence.Nick: ...
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