Sally asked________________________.
| A．how could she get to the zoo. | B．how she can get to the zoo. |
| C．how she could get to the zoo. | D．where was the zoo. |
— Mum, I was the first to reach the top of the mountain.
— Good job, Jack! I’m of you.
| A．careful | B．proud |
| C．tired | D．afraid |
If you _______ go, at least wait until the rain stops.
| A．can | B．may | C．must | D．will |
I always tell my students _______ on the road because it’s really dangerous.
| A．not to play | B．to play not |
| C．not playing | D．not play |
—Happy birthday to you, Mary!—.
| A．Thanks a lot | B．The same to you |
| C．You’re welcome | D．It’s kind of you |
—Mum, must I stay there the whole day?
—No, you.Youcome back after lunch, if you like.
| A．mustn’t; can | B．needn’t; must |
| C．needn’t; may | D．mustn’t ; must |