80．-Do you let your kids travel alone at night?

　　 -　　　　　 (绝对，当然)not.

79．How can you expect me not to be 　　　　　　(挂念)about my own son?

78．He spent half his life 　　　　　(抱怨)everything around him.

77．He looks　　　 　(诚实)enough, but can we trust him?

76．The police say there are some 　　　　(相似之处)between the two attacks.

75．It’s very cold today; the temperature has dropped to f　　　 point.

74．F　　　 , the fire was discovered soon after it had started.

73．Most African families now live below the p　　　 line.

72．The flowing water is used to drive turbines(涡轮机)，which g　　　 electricity.

第一节：单词拼写(每题1分，共10分)

71．The colours “black” and “white” are o　　　 .