细胞骨架中（）的组装没有踏车现象。
A.微管
B.微丝
C.中间纤维
D.三者均是
参考答案：C
井下常见的漏电故障可分为（）和（）。
.--- What do you think of them?
---I like the first girl ______wears a blue skirt. She did ______of all.
A. which, well B. who, better C. that, best
