More and more people are beginning to _____ importance to living a low-carbon(低炭) life.

Could you please tell us _____ the famous singer will come for his performance? —Probably in weeks, and the tickets won’t be expensive

Will you go home tomorrow evening? —-No, I’m going to a lecture, or at least I’ m planning _________.

____ occurred to me that the murder happened___ a rainy day.[ ]

Early to bed and early to rise ____ a goodhabit