--- What do you think we can do for our parents? ---You _____ do anything except to be with them and be yourself. A. don't have to B. oughtn't to c. mustn't D. can't
What I need is_____ book that contains ______ABC of oil painting.
The CDs are on sale! Buy one and you get ______ completely free.
I’m sure that your letter will get______ attention. They know you’re waiting for the reply.
Progress______ so far very good and we are sure that the work will be finished on time.
Charles was alone at home, with_______ looking after him.