用所给词的适当形式填空。 1. What do you think of the
题型：填空题
问题：
用所给词的适当形式填空。
1. What do you think of the _____ (solve)?
2. There is a very _____ (importance) English contest.
3. Professor Li is a _____ (knowledge) person.
4. She can solve the problems by _____ (she).
5. He works in a _____ (medicine) research station.