问题描述：
2.()at in this way ,the present situation about birds flu doesn't seem so disappointing
()at in this way ,the present situation about birds flu doesn't seem so disappointing
A looking
B looked
C having looked
D to look
选哪个要解释
()at in this way ,the present situation about birds flu doesn't seem so disappointing
A looking
B looked
C having looked
D to look
选哪个要解释
问题解答：
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