1.2)She's

3)He's

4)we're

5)They're

6)It's

7)I'm

8)You're

2.2)We're doing our homework

3)They're swimming

4)Lin is reading a book

5)My mum is cooking

6)You're talking very loudly

7)She's washing up

8)Tony is brushing his teeth

9)It's climbing a tree

10)pupils are writing the dictation