Ex3:

1. smiles→ is smiling(Có look là phải thêm V-ing nha)

2. doing→ does

4. What is your father doing?→ What does your father do?

5. trying→ tries

6. living→ live

7. takes→ is taking

Ex4: 

1. Shops for groceries             

2. Feeds the cat

3. Clean the house                 

4. Watering the houseplants

5. Does the cooking               

6. Do the laundry

7. Doing the washing-up       

8. Take out the trash

1. smiles sửa thành is smiling

2. is doing sửa thành does

3. correct

4. is your father doing sửa thành does your father do

5. is trying sửa thành tries

6. are living sửa thành lives

7. takes sửa thành is taking

EX4

1. shops for

2. feeds the cat

3. clean the house

4. watering the houseplant

5. does the cooking

6. do the laudry

7. doing the washing-up

8. taking out the trash

@HOCTOT