Could I speak to ____________ is in charge of the company?
I never thought our museum would_______so many visitors.
——What sort of house do you want to have? Something big?——Well, it be big--that’s not important.
The building______next month will be a modern hospital.
Please get someone______the washing machine.I want to get it______as soon as possible.
Readers can______quite well without knowing the exact meaning of each word.