1. did
2. did
3. do
4. is
1. Where did Nam and Phong go last Sunday?
2. Who did they meet?
3. Did you read books?
4. Did Phong like comics?
5. When did they come home?
Ex3:
1. did
2. did
3. do
4. is
Ex4:
1. Where did Nam and Phong go last Sunday?
2. Who did they meet?
3. Did you read books?
4. Did Phong like comics?
5. When did they come home?
