--- I am going downtown. --- Come on. _________. Don't do that. B. You are welcome. C. Come with me. D. I'll give you a lift.
—They are quiet,aren't they? —Yes.They are accustomed ________ at meals.
The news of ________ greatly made us surprised a lot as he was indeed very excellent.
________ the program,they have to stay there for another two weeks.
The country has already sent up three unmanned spacecraft,the most recent ________ at the end of last March.
The children went home from the grammar school,their lessons ________ for the day.