—How’s your new babysitter?
—We ______ ask for a better one. All of our kids love her so much.
| A．might | B．mustn’t | C．couldn’t | D．should |
Tell the boy that he ___ in the river.
| A．swims | B．swim | C．swimming | D．to swim |
You___hand it in at once, you may hand it in tomorrow.
| A． needn't | B．may not | C． can't | D．must not |
Anne___tomorrow.
| A．can sing | B．can to sing | C．is going sing | D．going to sing |
____ you tell me what has happened?
| A．May | B．Must | C．Can | D．Could |
Not only ____us light.
| A． does the sun give | B．the sun gives |
| C．gives the sun | D．the sun does give |