人教版九年级下册英语课本Unit10 SectionA 4课后答案

1SectionA 4a部分答案

1、is important to 

2、are supposed to/are expected to  

3、is important to

4、are supposed to/are expected to   

5、are expected to/are supposed to

2SectionA 4b部分答案

<l>isn't/is not expected to know   

<2>to Iearn   

<3>to understand

<4>are supposed to do 

<5>aren't/are not supposed to do