1. How long does it take from Ha Noi to Thai Binh by car? (long)
2. They flew to Bangkok by plane last Monday. (flew)
3. Does Emily go to work by motorbike? (Is)
4. You shouldn't wear a helmet when cycling. (should)
5. Children must not play football in the street. (must)
6. You can stop when the light turns red. (can)
7. Everyone must obey the traffic rules. (to)
8. Why don't we go to the park on foot? (by)
9. Should I drive to Quang Ninh alone? (Do)
10. You must not reverse on the highway. (don't) Exercise 11: 1. I have never been to Japan. (ever) 2. She is the tallest girl in the class. (taller) 3. They have already finished their homework. (already) 4. He doesn't like coffee. (doesn't) 5. We are going to have a party tomorrow. (going) 6. She has been studying English for five years. (for) 7. They will arrive at the airport at 8 p.m. (will) 8. I can't swim. (can) 9. He didn't go to the party because he was sick. (because) 10. She has lived in London since 2010. (since)