Johnny, you_____play with the knife, you_____hurt yourself.won’t/can’t B.mustn’t/may C.shouldn’t/must D.can’t/shouldn’t
This is the problem _____ at the next meeting.
Is this the watch you wish _____?
_____, he suddenly found the shop he was looking for.
I found John _____ the desk, _____ his homework carefully.
We must set about _____ our lesson for the mid-term examination.