______ regular exercise is very important, it’s not a good idea to exercise too close to bedtime.

It’s thirty years since we last met.—But I still remember the story, believe it or not,_____we got lost on a rainy night.

The store had no more red shoes _____, so Mary chose brown ones instead

Some children are too selfish today. They should be taught to _____things with others so that they will show concern for others. [ ]

Look_______! The car is coming.