Some researchers are finding that daydreaming may be important to mental health .Daydreaming ,they say, is good means of relaxation.
-- Aren’t you cold? --- ______. I’m boiling.
If people keep polluting the rivers, no fish there will survive ______.
--- I’m sorry I have broken your teapot. --- ______.
--- What do you think of Andrew? --- There are some things that are not easy to ______, and his coldness is one.
You can do it ______ you like; it really doesn’t matter.