用括号内所给动词的适当形式填空。
1. If we don't protect the wetlands, there _____ (be) no chance for us to see
these endangered animals in the future.
2. He watched the result of the test and then _____ (draw) a conclusion.
3. Playing computer games is interesting, but _____ (spend) too much time on it
may do harm.
4. Britain was the first country in the world _____(have) a free health system.
5. Many polar bears die because of _____(lose) their living areas.
6. Look! The police _____ (hunt) for the lost dog in the forest.
7. There _____ (be) a wonderful basketball match this weekend, will there?
8. If the boy _____ (not be) so lazy, he'll pass the exam.
9. Would you please _____(open) the window. It's too cold outside today.
10. The policeman told the children _____ (play) football in the street. It's very
dangerous.