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横行 1. How long have you been learning Chinese? 4. I don't have homework today. 6. Where is the post office, do you know? 7. Which backpack is yours? 9. Can you loan me a pen? 12. How to get to the school? 15. (You) Need to change bus at Museum to go to the zoo. 16. My dad drive me to school. 17. How long does it take from your home to school by car? 18. How did you do in yesterday's test? 19. She plays electronic games every day.

直列 1. Do you go to school by bike? 2. What classes do you have today? 3. where are you going today? 5. I know, the post office is not far from here. 8. Did you do your homework? 10. I want to play Tennis after school. 11. How do you get to school? 13. What did you get in Physics yesterday? 14. （You) Need take bus #3 to go the zoo.