If a girl doesn't know to wear or to dress up, she can ask her best friend for help.
| A．what; how | B．what; what | C．how; what | D．how; how |
She often ________ Chinese with her classmates．
| A．practice speak |
| B．practices speak |
| C．practices speaking |
| D．practice speaking |
—Can we run across the road now？
—No，we ________．We have to wait until the light turns green．
| A．needn’t |
| B．mustn’t |
| C．couldn’t |
| D．shouldn’t |
—May I play computer games now，Mom？
—No．You ________ finish your homework first．
| A．must |
| B．can |
| C．could |
| D．may |
—May I take some pictures here？
—Sorry，you mustn’t．Please look at the sign．It says“________”．
A．NO PHOTOS
B．NO TALKING
C．DANGER
Hurry up，or you ________ catch the train．
| A．can’t |
| B．needn’t |
| C．mustn’t |
| D．shouldn’t |