______of their bad habits， the children changed from being dependent on their parents to____ for others.

This is the small house less than 15 square meters, under _________ roof lives a large family of three generations.

Many people enjoy _______ the CD ________ Heart Strings.

My uncle _________ drive a car two yearsago. Now he drives very well.

is the Group G8—Oh, it is a group ________ the eight of the richest countries or areas of the world.