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【单选题】
It was obvious—not only was she retarded, but her children had taken after her. What is the meaning of “take after”?
A.
resemble
B.
resent
C.
repeat
D.
reward
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【单选题】I'm not going swimming tomorrow afternoon. I have to clean up my bedroom.
A.
So am I
B.
Neither am I
C.
Neither I am
D.
So I am
【单选题】I see the new movie tomorrow afternoon.
A.
am going to
B.
am going
C.
is going to
【单选题】Please come tomorrow afternoon, I ________ tomorrow morning.
A.
had a meeting
B.
will be having a meeting
C.
be have a meeting
D.
will meeting
【单选题】I football tomorrow afternoon.
A.
play
B.
will play
C.
playing
D.
played
【判断题】静电场中试验电荷受到的作用力与试验电荷电量成平方关系
A.
正确
B.
错误
【单选题】Na2C2O4作为基准物标定KMnO4溶液浓度的反应,温度应控制在?
A.
75 ~ 85 ℃
B.
75 ~ 95 ℃
C.
65 ~ 85 ℃
D.
65 ~ 95 ℃
【简答题】用Na 2 C 2 O 4 作为基准物标定HCl溶液时,是将准确称取的Na 2 C 2 O 4 灼烧生成Na 2 CO 3 和CO,再用HCl滴定至甲基橙终点。若要保证滴定的相对误差≤±0.1%,问标定0.2mol·L -1 HCl时Na 2 C 2 O 4 的质量称量范围是多少克?[M(Na 2 C 2 O 4 )=134g·mol -1 ]
【判断题】静电场中试验电荷受到的作用力与试验电荷电量成反比关系。( )
A.
正确
B.
错误
【单选题】静电场中试验电荷受到的作用力与试验电荷电量成()关系。
A.
正比
B.
反比
C.
平方
D.
平方根
【单选题】– Shall I come again tomorrow afternoon?
A.
_______ (好的).
B.
Yes, please
C.
Yes, you will.
D.
No, please.
E.
No, you won’t.
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