单项选择题

----- Do you see why he hasn’t turned up yet ----- Sorry, I don’t know _______.

A．what the matter is
B．how matters stood
C．what is the matter
D．how is the matter
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单项选择题
----- My God! I have to walk home now, for I just missed the bus.----- That’s too bad. You ______it had you set out a bit earlier.
A．should have caught
B．had caught　　
C．would have caught.
D．could catch
单项选择题
----- How about a film tonight----- _______I haven’t been to the cinema for a long time.
A．Yes, thanks.
B．Why not
C．No, go away 　　
D．It’s a pity.
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