Nothing but one desk and six chairs ________ in the room.
A. are
B. is stayed
C. is
D. are left
查看答案
Either of you ________ going there tonight.
A. will
B. was
C. is
D. are
You as well as I________ right.
A. are
B. am
C. is
D. was
易燃气体的闪点小于等于()。
A. 100度
B. 90度
C. 60度
D. 0度
爆炸品危险特性包括()。
A. 爆炸性强
B. 敏感度高
C. 破坏性大
D. 毒害性