John ________ yet, or he would have telephoned me.
| A．mustn't have arrived | B．shouldn't have arrived |
| C．needn't have arrived | D．can't have arrived |
I often think of the days ______ I took part in the military training with the soldiers, _____ has a great effect on my studies.
| A．which; that | B．that; which | C．when; who | D．when; which |
Actresses look young_______their ages, for they pay much attention to their looks.
| A．at | B．of | C．for | D．to |
You’d better not call me up between 7 and 8 this evening, for I ____ an important meeting then.
| A．will have | B．am having | C．will be having | D．will have had |
We must realize the fact that things don’t always_______the way we want them to.
| A．find out | B．give out | C．hand out | D．work out |
--- Which of those mp4 do you like most?
--- ________. They are both expensive and of poor quality.
| A．None | B．Both | C．Neither | D．All |