用所给单词的适当形式填空。 |
1. We should do our best to save____ (endanger) animals. 2. It was really (fair) to him to ask him to do all the work. 3. We got a ____ (science) result through lots of experiments. 4. How do you feel about (pollute)? 5. The man ____ (own) a supermarket. He is the (own) of it. |