掘进机截割作业结束后,截割头()。
A.必须落地
B.必须成水平放置
C.必须抬起
D.可以停在原位置
参考答案:A
My daughter, ______ all kinds of meat, would not like to eat any vegetables, which worries me a lot. [ ]
A. devoted to
B. addicted to
C. accustomed to
D. exposed to
每个实体有若干特性,每一个特性称为 【5】 。