—Are you pleased with what he has done?
—Not at all. It couldn’t be _______. Why didn’t he put more effort into his work?
| A．any worse | B．much better | C．so bad | D．the best |
It is beyond my understanding that many adults ________ be so crazy about Harry Potter series.
| A．will | B．can |
| C．may | D．should |
—Look，I’ve bought some bread，including your favorite flavor.
—You ________ any because we still have plenty at home.
| A．should have bought |
| B．could have bought |
| C．needn’t have bought |
| D．mustn’t have bought |
Even students of average intelligence ________ become top students by improving their study habits.
| A．must | B．can |
| C．have to | D．ought to |
—God！My cell phone is missing.
—You ________ have left it at home.I heard you telephone our daughter in the bathroom.
| A．shall | B．must |
| C．would | D．could |
I’m really very busy，otherwise I ________ certainly go there with you.
| A．can | B．shall |
| C．will | D．would |