Bring the plants into a warm room ________ they will grow quickly.

．一________woman is Tom’s mother?一The one in the red coat．

How did the accident happen? —You know, it ________difficult to see the road clearly because it_________.

If you can’t get to sleep, you can get up and try to do something ______ lying in bed.[ ]

I _______ keep dogs for protection, but now I keep them as pets.