78.　　　　(如果你打开电视) and you will often see advertisements showing happy families. (turn)

77.　　　　　　　　　　(你待在那儿越久), the more you will like the place. (stay)

76. I’m sure you would rather she　　　　　　(去上学)by bus every day, wouldn’t you? (go)

75. From the distance　　　　　　　　(来了一个士兵) who was riding a horse. (come)

74. The boy couldn’t give the teacher a good reason for　　　　　　　(他上学迟到). (be)

73. Every possible means　　　(已用来) to prevent the air pollution, but the sky is still not clear. (use)

72. Helen had to shout to make　　　(人们听到她的话) above the music at yesterday’s party. (herself)

71. -He says he is still reading The Old Man and the Sea.

-He can’t　　　　(还在读那本书). I gave it to him ages ago and it’s quite a short book. (read)

69. How many examples are given in the passage to show the importance of enthusiasm?

A. Two.　　　　　　　　　 　 B. Three.　　　　　　　　　 C. Four.　　　　　　　　 D. Five.