______ is important for all of us ___ English loudly in the morning.
| A．It; to read | B．That; to read |
| C．It; reading | D．That; reading |
【2013福建福州】—Is that girl Susan?
— It _________ be her. She left forBeijingyesterday.
A.needn'tB. can'tC. mustn't
【2013四川内江】—_____Ifinishmy homework now?
—No, you_____. Your work is over today.
| A．Can't; must | B．Must; don't have to |
| C．May; couldn't | D．Couldn't; could |
【2013广东】—Someone is knocking at the door. Is it Ann?
—It ______be her. She is giving a performance at the theater now.
| A．may | B．must |
| C．can’t | D．mustn’t |
【2013甘肃兰州】— Look at the boy playing basketball on the ground. Is it George?
— It ______ behim. He told me he would play basketball after class, but he’s notsure.
| A．mustn’t | B．must | C．can’t | D．may |
【2013江苏连云港】From March 23rd 2013, anyone under the age of 14 ________ go into Disney's US parks alone.
| A．couldn't | B．mustn't |
| C．needn't | D．mightn't |