1. Why do you the internet everyday? ( surf/ to surf/ surfing/ will sury ) 2. His father has bird bird is blue. ( a-a/ a-the/ the-a ) 3. This is bag. Those are . ( my-his/ my-he/ I-his ) 4. Singapore is one of city in the world. ( the most clean/ the most most cleanest/ the cleanest ) 5. Which things can we recycle?. a. water, electricty, rubish. b. water, rubbish, glass. c. water, cans, air. d. eans, air, rubbish. giúp tui vs, tui phải nộp bài rồi.