一、答案
| 1 | 2 | 3 | 4 | 5 | 6 |
| D | B | C | A | C | A |
二、答案
1. toilet
2. rapid
3. progress
4. social
5. pedect
三、答案
1. unbelievable
2. Recently
3. unusual
4. peaceful
5 . relaxing
四、答案
(1) been
(2) went
(3) haven't
(4) neither
(5) sounds
(6) swim
(7) about
(8) times
(9) never
(10) idea