1. c. means
He tried to explain by means of sign language.
2. b. died
We had a very hard winter last year and some of the plants died.
3. d. besides
Does your brother play any other sports besides basketball?
4. d. populations
Many of the world’s cities have populations of more than five million.
5. a. explanation
What was his explanation for why he was late?
6. b. society
Any society needs different services and all jobs are important and useful.
7. c. fluent
When a person is fluent, he or she can speak a language easily, well, and quickly.
8. a. percent
You got twenty percent of the answers right.
9. d. improvements
We made some improvements to the house before selling it.
10. a. consider
If you consider how long he’s been learning the piano, he’s not very good.
11. b. mainly
The group is mainly made up of young people.
12. d. despite
The game continued despite the rain.