49. The teacher is very _______ (生气的) because Jim is late .

48. Mary has to have a piano _______ (课).

47. My father like _______ (走) to work.

46. When are you _______ (空闲的)?

45. A good friend makes me _______ (笑).

44. She usually rides the _______ (自行车) to school.

43. Mr Green has a ______ (快的) breakfast.

42. What’s the _______ (问题) ? I have a cold.

41. I watch TV _______ (一次) a week.