The girl got nothing in ________for her kindness, which made her very sad.
| A．prize | B．award | C．medals | D．reward |
In crowded places like airports and railway stations, you __________ take care of your luggage.
| A．can | B．may | C．must | D．will |
The teacher __________ have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose.
| A．should | B．can | C．would | D．must |
The weather turned out to be fine yesterday. I __________ the trouble to carry my umbrella with me.
| A．should have taken | B．could have taken | C．needn’t have taken | D．mustn’t have taken |
You know he is not going to let us leave early if we __________ get the work done.
| A．can’t | B．may not | C．shouldn’t | D．mustn’t |
—Is Jack on duty today?—It __________ be him. It’s his turn tomorrow.
| A．mustn’t | B．won’t | C．can’t | D．needn’t |