1. The clothing of one group is quite differently from that of other groups. -> different

2. When you play game online, be careful when you make friends to strangers.  -> with

3. She goes to the dance club with her friend every evening Sunday. -> Sunday evening

4. Han lives in an cottage house in Cuc Phuong national park. -> a

5. Playing team sports gives you much fun than individual sports. -> more

6. They found the games more difficulty to win than they had expected.  -> difficult

7. Wonderful family days outare some of most special memories. -> of the most

8. Co Tu people love to share with guests about their live and traditional. -> lives

9. Do you know that an average person check Facebook over 30 hours a week?  -> checks