- What type of mobile phone do you want to have? Something big?- Well, it _______ be big - that's not important.A mustn't B. needn't C. can't D. won't
--Sorry, I forget ____ my homework . --Don’t do that again.
The ____ is one of China’s ____.
Tony can play ____ chess, but he can’t play ____ violin.
____ students like to play computer games ______in their free time.
--Cindy, don’t fight with your friend . --____.