——Why couldn’t they catch the 6:30 train ? ——Because they were delayed by .
I don’t think Mr. Watson will come here again today. Please give the ticket to _____ comes here first.
—What did the doctor say yesterday afternoon?—He said, “______ on time, this medicine will be quite effective.”
Some say that women are ______ to men in learning foreign languages. Do you think so?
Personally I think you may as well ______ the chance, or you’ll probably never get another once you miss it.
The question came up at the meeting ______ we had enough money for our new research.