2. A) phoning           B) talking            C) working                  D) testing
3. A) as much as        B) as well as        C) in spite of               D) instead of
4. A) being            B) caused            C) to be caused        D) having caused
5. A) never           B) seldom           C) either                   D) neither
6. A) tiny           B) large                  C) loud                         D) low
7. A) against           B) above            C) over                        D) on
8. A) using           B) hearing           C) receiving                   D) feeling
9. A) for             B) with                  C) from                         D) to
10. A) strength         B) loudness            C) speed                        D) rhythm
11. A) students         B) them                   C) /                                D) her
12. A) own           B) unique            C) other                         D) different
13. A) codes            B) systems            C) wave bands        D) call time
14. A) make out        B) go without       C) give in                       D) take off
15. A) with           B) without           C) for                  D) against