Mary realized she_________
A . was making fun of
B . was made fun
C . was being made fun of
D . was being made fun
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Take care! Don't drop the ink on your shirt, for it __ easily.
A . won't wash out 英语中有很多动词如 break,catch,clean,drive,lock,open,sell,read,write,wash等,当它们被用作不及物动词来描述主语特征时,常用其主动形式 表达被动意义,主语通常是物。
B . won't be washed out
C . isn't washed out
D . isn't washing out
静止土压力沿墙高为()分布。
A. 矩形
B. 圆形
C. 三角形
D. 弧形
产生被动土压力所需的位移量Δp()产生主动土压力所需的位移量Δa。
A. 大于
B. 小于
C. 等于
D. 不确定
下列哪几项符合朗肯土压力理论的假定和条件。()
A. 挡土墙是无限均质土体的一部分
B. 墙背垂直
C. 墙背光滑
D. 墙后填土面是水平的
E. 墙背处有摩擦力