问题
填空题
用所给词的适当形式填空.
1. The polar bears are kind of (aggress).
2. He was____ (surprise) to find no one in the zoo.
3. Zoos are like (live) textbooks for young people.
4. He ________(use) to be a teacher.
5. How much do you (weight)?
答案
1.aggressive 2.surprised 3.living 4.used 5.weigh