Look! The woman at the school gate be our headmaster.
No, it be her. She is holding a meeting in the office now.( )
must; can't
must; mustn't
can; needn't
may; mustn't
study in Lufu Middle School?
I always tell my students _________ on the road because it’s really dangerous.
There’re too many clothes in the shop. I really can’t decide .
--Look! Mum, this pair of gloves worn out. I need a new pair. –OK!
The teacher asked us_______ the question .