----How about your trip to Hainan?
----It couldn’t have been _____. Sometimes I went swimming in the sea; sometimes I lay on the sand.
| A．so well | B．as bad | C．better | D．worse |
【2015·天津】I ______ have worried before I came to the new school, for my classmates here are very friendly to me.
| A．mightn’t | B．mustn’t | C．needn’t | D．couldn’t |
【2015·浙江】It was so noisy that we_____hear ourselves speak.
| A．couldn’t | B．shouldn’t |
| C．mustn’t | D．needn’t |
【2015·重庆】You ____ be Carol.You haven’t changed a bit after all these years.
| A．must | B．can | C．will | D．shall |
【2015·重庆】Without his wartime experiences, Hemingway____ his famous novel A Farewell to Arms.
| A．didn’t write | B．hadn’t written |
| C．wouldn’t write | D．wouldn’t have written |
【2015·北京】If I _____it with my own eyes ,I wouldn’t have believed it.
| A．didn’t see | B．weren’t seeing |
| C．wouldn’t see | D．hadn’t seen |