上册
I. D A B AD CACDC D C A D C CB DDBCBA
II. 1. pleased 2. worried 3. smiling 4. laugh5. collecting
III. 1. What did， go， for 2. When did， come 3.Did， use to be 4. doesn’t taste 5. do they IV. 1. More and more 2. is popularwith 3. is full of 4. came into being 5. make peace with V. 1—5 FTFFT
VI. 1—5 BACBC 6—10 CBABA
