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【单选题】
主动转运的特点错误的是A.
逆浓度
B.
不消耗能量
C.
有饱和性
D.
与结构类似物可发生竞争
E.
有部位特异性
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举一反三
【单选题】—Is it necessary to look up every new word when I come across it in reading? —No. You ________， because you are likely to guess the meaning from the context.
A.
can't
B.
mustn't
C.
don't have to
D.
ought not to
【单选题】根据以下材料回答题 You must have been troubled by when to say "I love you" because it is one of the greatestpuzzles in our life． "A really good relationship should be about being fair and being equal," says ps...
A.
The importance of 'I love you'．
B.
The meaning of 'I love you'．
C.
The time of saying 'I love you'．
D.
The place of saying 'I love you'．
【单选题】下列收入应该征收企业所得税的是( )。
A.
股息、红利等权益性投资收益
B.
依法收取并纳入财政管理的政府性基金
C.
依法收取并纳入财政管理的行政事业收费
D.
财政拨款
【单选题】— Do you know _________ last night? — Sorry, I don't know. But I think he should go to bed early because he will have an English exam this afternoon. [ ]
A.
when he goes to bed
B.
when he went to bed
C.
when did he go to bed
【单选题】—Could you go swimming with us this afternoon? —Sorry, I can't. I take care of my little sister because my mother is ill. [ ]
A.
have to
B.
can
C.
may
D.
would
【简答题】第六段中说线条画一般是繁笔的三条科学道理是什么?请写出原句,并用自己的话概括这三条原理。
【单选题】- I'm going to the post office. -_______ you're there , can you get me some stamps?
A.
As
B.
While
C.
Because
D.
lf
【单选题】听力原文：W: If I were you, I would have accepted the job. M: I turned down the offer because it would mean frequent business trips away from my family. Why didn't the man accept the job?
A.
He doesn't enjoy business trips as much as he used to.
B.
He doesn't think he is capable of doing the job.
C.
He thinks the pay is too low to support his family.
D.
He wants to spend more time with his family.
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