—Who’s that at the door?
— is the milkman.
| A．He | B．It | C．This | D．That |
He _______ us that everything would go according to plan, but it turned out a failure.
| A．suggested | B．demanded | C．ordered | D．guaranteed |
. His sister left home in 1998, and_______since.
| A．had not been heard of | B．had not heard of |
| C．has not been heard of | D．has not heard of |
. The weather in Beijing in winter is colder than_______ in Fuzhou.
| A．one | B．it | C．that | D．what |
Although _____ to stop, he kept on working.
| A．was told | B．telling | C．having told | D．told |
— Why not go and have dinner in a restaurant?
— _______. It’s too expensive.
| A．Why not | B．I agree | C．I’m afraid not | D．I’m sure |