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【简答题】
I was surprised to find out that I was heavily ___debt
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举一反三
【单选题】If something seldom happens, it:
A.
happens every day
B.
happen occasionally
C.
happens on purpose
【简答题】aware of/conscious of how the infection happens 翻译
【单选题】If something seldom happens, it
A.
happens every day
B.
does not happen often
C.
happens on purpose
【简答题】You see the lightning _________ it happens, but you hear the thunder later. A) the instant B) for an instant C) on the instant D) in an instant
【单选题】______________ the day before yesterday. [ ]
A.
something happens to him
B.
He happens to something
C.
Something happened to him
【单选题】If anything __________the machine, please let us know. [ ]
A.
happens on
B.
happens to
C.
happened on
D.
happen to
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