人教版八年级下册英语课本Unit3 Section B 1部分答案

11a 部分答案

2. teenagers   3. parents   4. teenagers   5. teenagers/parents   6. teenagers   7. parents   8. parents

（答案仅供参考）

21c 部分答案

2    3    4    5    6

31d 部分答案

<1> go to the store, buy some drinks and snacks

<2> clean her room,use the CD player

<3> move the big chairs to the bedroom,clean the living room