问题
选择题
I hope all the precautions against air pollution, _____ suggested by the local government, will be seriously considered here.
A．while
B．since
C．after
D．as
答案
答案：D
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I hope all the precautions against air pollution, _____ suggested by the local government, will be seriously considered here.
A．while
B．since
C．after
D．as
答案：D