-Have we __________ water?-Yes. We'd better get some.
So far his spoken English is improved _____ .
It is _____ impossible.
Don’t leave your work____, . A done half B. half done C. a half done D. done a have
Four is ____ of two.
This is the ______ short story that he has written.A. three hundred and forty-fifthB. three hundred and forty-fifth