溶解乙炔瓶的容量为40L,能溶解乙炔()。
A、6~7kg
B、8~10kg
C、10~12kg
D、12~14kg
参考答案:A
–Would you like me to make these calls for you?
–_______. I should have made them a while ago, but I have been at meeting all day.
A.I’d really appreciate it.
B.Thanks. I can manage it.
C.It’s a piece of cake.
D.Take it easy, please.