6. It's about 300km from HCM city to Phu Quoc Island
7.Can you travel to Sa Pa by air?
8. Our teacher always drives carefully.
9. My mother used to wash clothes by hand.
10. Mr Lam used to go to work by car some years ago, but now he cycles.
11. If you are not careful, you’ll fall off your bicycle.
12. Now there are more cars on the road than before