9.

64. 你一旦养成了坏习惯，改掉它是很难的。

38. Which of the following is NOT true about Internet-based language learning products?

( )15. Most Americans have a favorite hobby.

( )12. Some hobbies such as painting, writing and taking photographs may become occupations.

58. 冬季奥运会是四年举行一次的大型国际体育赛事。

39. What online language programs have been introduced to attract the Internet users and help users make progress?

48. People ______ are welcome to be volunteers. 

( )53. The result of the election of new seven wonders will encourage tourists from all over the world to see those landmarks.

40. According to a language professor in Australia, which program do you choose to use for online learning?

18. I should like to rent a house, modern, comfortable and ____ in a quiet neighborhood.

10.