At school I___wear a uniform and I ___keep my hair short.A.can’t; have toB.have to ;must C.don’t have to;must
-----Can I help you ? -----Yes, I’d like some________
-------It’s time to have class. Please stop _________. ----- OK.
Mr Brown doesn’t like pop songs , but his daughter _________.
—How’s it going with you, Helen? —_______ .
------____________? ------He has short straight hair and is of medium build.