Another cup of coffee?That's your third since lunch- Year. well, I--- all night preparing for my history exam. I can hardly keep my eyes open.A stayed up B have stayed up C have been stayed up D will stay up为什么不选B,这不是对现在产生了影响吗?

问题描述:

Another cup of coffee?That's your third since lunch
- Year. well, I--- all night preparing for my history exam. I can hardly keep my eyes open.
A stayed up B have stayed up C have been stayed up D will stay up
为什么不选B,这不是对现在产生了影响吗?