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【单选题】一级速率常数的单位为
A.
时间的倒数
B.
时间
C.
时间的平方
D.
均可以
【简答题】按所给的汉语,用英语完成下列句子。 1. 我表妹告诉我这把吉他她买了不到三个月。 My cousin told me _______________________________________________________. 2. 大家都知道火星上的重力只有地球重力的约八分之三。 It's known to all that the gravity on Mars _____________...
【简答题】B A s an instructional coach, I like to keep my candy boxes full in my office, with a variety of treats for my teachers. S o this particular Saturday, I headed over to Walmart to check out the latest ...
【单选题】一级反应速率常数的单位为( )。
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.
my neighbor
【判断题】二级反应的速率常数的单位与一级反应相同。
A.
正确
B.
错误
【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
【判断题】一级反应速率常数的单位是时间单位的倒数。
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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