___ for the doctor’s careful treatment, he ___ till last year.
| A．If it is not; can’t live |
| B．Were it not; couldn’t live |
| C．Had it not been; couldn’t have lived |
| D．If they were not; couldn’t live |
I don’t like talking on_____telephone,I prefer writing____letters.
| A．a the | B．the / | C．the the | D．a / |
He____to school,so he turned off the alarm clock and went back to sleep.
| A．needn’t have gone | B．hasn’t needed to go |
| C．needn’t go | D．didn’t need to go |
----This is for you.
----You____have!I do not know how to thank you.
| A．must not | B．couldn´t | C．needn’t | D．shouldn’t |
When I first met him, it seemed as if he______food for days.
| A．did not eat | B．had not eaten | C．was not eating | D．would not have eaten |
President Nixon was deeply_____in the Water Gate problem at that time.
| A．included | B．involved | C．concerned | D．affected |