（）不属于堤防或土石坝的防渗设施。
A.草皮防冲
B.黏土斜墙
C.黏土心墙
D.沥青混凝土斜墙
参考答案：A
—I'm sorry to have shouted at you. I didn't mean to be so rude.
—You were very angry. Anyhow, __________. [ ]
A. you are welcome
B. I'm sorry about that
C. it doesn't matter
D. that's right
使法国古典主义悲剧走向成熟的作家是______
A．高乃依 B．拉辛C．布瓦洛 D．拉封丹
