1. In 1876, the telephone ____________ first introduced by Bell and Watson.
a. was b. is c. has been d. had been
2. It’s important ____________ wildlife in the area.
a. conserve b. to conserve c. conserving d. conservation
3. Japan ____________ 40% of its waste.
a. reuses b. refill c. recycles d. broken
4. We were delighted ____________ your letter yesterday.
a. get b. got c. getting d. to get
5. Let’s play tennis instead of ____________ television.
a. watch b. watching c. watches d. to watch
6. Sooner or later a satellite ____________ by a large piece of rubbish.
a. will destroy b. will destroyed c. will be destroyed d. will been destroyed
7. Everything depends on what you mean ____________ the word “free”.
a. about b. by c. of d. for
8. We should use ____________ bags instead of plastic bags.
a. cloth b. clothe c. clothed d. clothing
9. Beer ____________ for breakfast in England years ago.
a. used be drunk b. used to drunk c. used to be drank d. used to be drunk
10. Household and garden waste is collected ____________ compost.
a. to do b. to make c. to have d. to change
