Shall we donate all our old books to the library

Câu 1. Seeing a parade of flower floats is interesting.
It's interesting
Câu 2. Shall we donate all our old books to the library?
How about
Câu 3. There are a few touching and funny scenes in this film. There aren't
Câu 4. The school library is in front of the science lab.
The science lab
Câu 5. Eric Clapton plays the guitar very well.
Eric Clapton is very good
Câu 6. Her dollhouse has seven rooms.
There
Câu 7. Tutoring younger children sounds very exciting.
It's
Câu 8. Fuel price is increasing, so they want to save more energy. He feels excited whenever he watches a football match.
Because
Câu 10. It is necessary for us to reduce the fossil fuel consumption to save the environment.
We must