— My room gets very cold at night.— __________.
I regret ________ that you have failed the exam, but what you should do now is not to regret ______ so much time but to seize every moment from now on.
____ the days he had spent with his American friends, he couldn’t help_____.
To have a dinner at a restaurant on the Eve of the Spring Festival, you need to reserve the restaurant months before, _____?
The reason _______ he explained for his being late was ________ his alarm clock didn’t work.
The ______ look on her face suggested that she _________ such a result.