1. I don't think she is the tallest student in my class.
2. She sings better than her sister (does).
3. Because it's raining outside at the moment, we decide not to go out.
4. Doing morning exercise is pivotal.
5. In the free time, Nhung takes pleasure in reading comics.
6. Khai is an easy-going person, so he has a lot of friends.
7. A 3-year-old boy is talking to his grandfather at present.
8. Mr. Manh is one of the most famous collector in the world.