人工挖孔桩基础施工时,人员上下应用()。
参考答案:软梯
______ I could say a word, she had stormed out of the room.
A.When
B.As
C.While
D.Before
情感稳定性的改变有()。
A.恐惧
B.情感低落
C.情感高涨
D.情感淡漠
E.情感倒错