---What day is it today? —It is _______.A. Tuesday B. May 15th C. a fine day
No one ________ paper, pens and pencils
They’ll finish the work _________ time.
Mr Smith always goes for a walk with his dog when he is_________.
—There will be ________ factories in 100 years.—Really? Where will people work then?
Planes will be very large______ flying will be very cheap.