the Dome, ________ 103-minute documentary released by Chai Jing, has pushed public awareness about air pollution and encouraged people to join in efforts to make ________difference.

How many teachers are party members in your school—Part members___________________ one fifth of thenumber of the teachers in our school.

Most parents often theirchildren when they make mistakes

ed with his sister, Jerry is even more ________to, and more easily troubled by, emotional and relationship problems

This pop star is very ______ with young people, who like his songs and style.