下列对实验意外事故的处理错误的是A.硫酸洒在实验台上,立即用烧碱溶液冲洗B.实验药液溅入眼睛,立即用水冲洗,切不可用手揉搓 C.酒精灯洒出的酒精在桌上燃烧,立即用湿布或沙子扑灭D.浓硫酸沾到皮肤上,立即用大量的水冲洗,再涂上3%-5%的碳酸氢钠溶液 答案:A解析:
-Does it matter much ________ the sales manager won't attend the meeting?
-I have no idea.
[ ]
A.if
B.what
C.when
D.that