1. If endangered species saved, rainforests must be protected. a. are to be b. will be c. can be 2. A colony of ants is often observed in cooperative activity. a. engaging b. to engages c. engage 3. Adult eagles let their offspring near their original nesting area. a. build b. builds c. to build 4. orangutans live alone. a. Near all b. Almost all c. The all 5. you believe that a single bush in the Amazon may have more species of ants than the whole of Britain? a. may b. ought c. can 6. In the ocean, more salt in the deeper water. a. it is b. there is c. it may be 7. Rainforests generate 75% of their own rain. a. must b. can c. ought to 8. Everybody try to protect the environment not only for ourselves but for the next generation. a. should b. may c. ought 9. is a key component of modern waste management. a. Recycle b. Recycling c. To recycle 10. Tropical rainforests around the earth’s equator. a. grows b. grow c. have grown d. will grow

Английский язык 9 класс Грамматика английского языка Новый