题目内容
The H1N1 flu spread very quickly at the beginning, __________, many people were ill.
|
A.therefore |
B.instead |
C.in advance |
D.however |
【答案】
A
【解析】略
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题目内容
The H1N1 flu spread very quickly at the beginning, __________, many people were ill.
|
A.therefore |
B.instead |
C.in advance |
D.however |
A
【解析】略