题目内容
（请给出正确答案）
[主观题]
For light traffic, which of the following is not used？A．Sand clay.B．Macadam.C．Brick.D．Bitu
For light traffic, which of the following is not used？
A．Sand clay.
B．Macadam.
C．Brick.
D．Bituminous mixture.
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A．坠床
B． 跌倒
C． 服错药
D． 烫伤
E． 呛噎
