riding along the street and allof a sudden, a car cut in and knocked me down.——You can never be _____careful in thestreet.

Every time ______ they met , they would talk several hours together about the persons and things _______ they remembered in the middle school.

Why didn’t you go on a trip with your family- Well, I wanted to, but I then I gave up that_______.

―What a heavy rain!―So you’d better _________ swimming today.

He took pity on the people in the flooded areas and___ his clothes and quilts to them.