Nowadays people take___ exercise a day as they did in the past because of widely used automobiles.

_____ is no doubt _____ John’s knowledge of first aid saved Ms Slade’s life.

Boys and girls, we will have a class trip to Taixing Park next week.—Great! It must be ______. I simply can’t wait _____ it.

We will go to the mountains,if it______this Saturday.

Have you watched the program“Where Are We Going, Dad”? It seems very _________. — I agree with you. Many of us like it very much.