66. Lucy forgot her homework at home yesterday.　　　　　　 ____________

　　　　 A　　 B　　　　　 C　　　　 D

Mr Jiang is very busy and doesn’t have much time for his hobbies. So he b___56____ a robot to help him. And the robot b____57______ many changes. Mr Jiang doesn’t need to do any h_____58____. He could stay in bed for an e____59____ hour. Mr Jiang was very h____60_____ with his robot. But a few weeks later, things c____61______. The robot caught a v____62_____ and c____63_____ lots of trouble. Mr Jiang’s flat was always in a m____64_____. It w_____65_____ Mr Jiang very much. In the end, Mr Jiang decided to return it to the robot shop.

55. When he got home, he would find his flat in a ______________.(一团糟)

54. However, a few weeks later, things started to go __________________.(出问题).

53. It also ____________(熨烫)Mr Jiang’s shirts and made a lunch box for him every day.

52. The robot made a great difference to Mr Jiang’s ______________(每日的) life.

51. _______________(比较) with the life on Earth, life on Mars will be better in many ways.

50. These boots will probably become very ______________.(时髦的)

49. His father is a welcome __________(售货员), and many buyers like to buy things from him.

48. Scientists will ___________(发展,培育) plants that can grow on Mars.