Don't scold him; even an experienced engineer _____ make such a mistake after all.
| A．must | B．can | C．should | D．dare |
__ I do not know what I ___________ without the suitcase you lent me.
__ Glad to have been of some help to you.
| A．would have done | B．would do | C．should have done | D．should do |
My little son _____ out alone at night.
| A．dares not go | B．dares not to go |
| C．dare not to go | D．doesn’t dare to go |
Some women a good salary in a job instead of staying home, but they decided not to work for the sake of the family.
| A．could have made | B．should have made | C．would make | D．must make |
He ______ the key, so we ______ into the office.
| A．hadn’t left; can’t | B．didn’t leave; couldn’t have got |
| C．hadn’t left; couldn’t get | D．hasn’t left; couldn’t get |
If you ________ at school, you _______ a college student now.
| A．had studied hard; would have been | B．should have studied hard; should have been | C．had studied hard; would be | D．would study hard; must have been |
—I’m sorry. I ___________ at you yesterday.
— Forget it. I was also a bit out of control myself then.
| A．shouldn’t shout | B．mustn’t shout |
| C．shouldn’t have shouted | D．mustn’t have shouted |
The medicine will make you sleepy. You _______until this afternoon. 
| A．would better not drive | B．would better not to drive |
| C．had better not drive | D．had better not to drive |
The judge declared, “Everything that Shylock owns___ be taken away from him.”
| A．shall | B．will | C．would | D．could |