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【单选题】
You should know better than____ your little sister at home by herself.A.
to leave
B.
leaving
C.
to have left n>
D.
left
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【简答题】A．I don't know. B．No, she doesn't. C．Yes, she does. D．Yes, I have.
【简答题】阅读理解。 Betty is a lazy girl. She doesn't study very hard, and she doesn't help her mother with housework, either. 'What are you going to be when you grow up, Betty?' mother asks.' You are too lazy. No ...
【单选题】She ______ television. I don't know why she doesn't do something more active.
A.
always watches
B.
has always watched
C.
has always been watching
D.
is always watching
【单选题】以下叙述中正确的是( )。
A.
C语言的源程序不必通过编译就可以直接运行
B.
C语言中的每条可执行语句最终都将被转换成二进制的机器指令
C.
C语言程序经编译形成的二进制代码可以直接运行
D.
C语言中的函数不可以单独进行编译
【单选题】Yes, I know Emily doesn't go out much, but you can hardly blame her. She doesn't go out because she wants to study.
A.
A causal statement is used as a premise.
B.
A causal statement is used as a conclusion.
C.
A causal statement stands by itself as an unsupported claim.
【单选题】听力原文：Have you met Mrs. Johns yet? (2)
A.
I don't know.
B.
No, she doesn't.
C.
Yes, she does.
D.
Yes, I have.
【单选题】I know, she doesn't have any sisters.
A.
As long as
B.
As far as
C.
Although
D.
Even if
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