一Is Kitty really hardworking?
一Yes_she keeps ________ dancing every day．
| A．practicing | B．to practice |
| C．practiced | D．practices |
【2014年上海市中考】All passengers______go through safety check before they take a plane.
| A．can | B．may | C．must | D．ought |
【2014年浙江省丽水市中考】Here is my phone number. You ______ call me anytime you like.
| A．must | B．can | C．should | D．need |
【2014年四川省内江市中考】The girl in the classroom ______ be Maria. She called me from the library just now.
| A．mustn't | B．may not | C．can't | D．needn't |
【2014年甘肃省兰州市中考】Finish your homework first, then you'll surf the Internet for half an hour.
| A．can | B．need |
| C．be able to | D．may |
【2014年甘肃省兰州市中考】There a girl singing next door. Can't you hear her beautiful voice?
| A．must be | B．must have |
| C．can't be | D．can't have |