81．checked-check考查并列关系。此处check和leave并列。

80．she-he考查代词指代一致。此处指Tom故用he。

79．has-had考查动词时态。根据文意他在上个星期六之前他就学会了急救，故用过去完成时。

78．an-the考查冠词的用法。第二次提到那位老人应用定冠词the。

77．fell-fall考查非谓语动词的用法。根据see sb do sth可知用fall。

76．while-when考查状语从句的连接词。根据文意此处为“这时，突然”之意，故用when。

85．Does-did考查动词时态。在it is time that句型中，应用虚拟语气故用一般过去时。

G

　[2010·山西省实验中学4月月考]

Last Sunday, Tom and I were walking down the street while we　　 　　　　　　　　　　　　 76．　　 　

saw an old man fell off his bike. Many people crowded　　　　　　　　　　　　　　　　　　　　 77．　　

around him. Someone suggested carrying an old　　　　　　　　　　　　　　　　　　　　　　　　　 78．　　 　

man to hospital, but Tom did not agree. He has learnt　　　　　　　　　　　　　　　　　　　　　　 79．　　

first aid, so she said that they mustn’t move him. They ought to leave　　　　　　　　　　 80．　　

him where he was and checked him first. At this time the old man　　　　　　　　　　　　　 81．　　

wasn’t breathing. I called in first aid center at once and he began　　　　　　　　　　　　　 82．　　

to start the old man’s breathing, use the mouth-to-mouth way.　　　　　　　　　　　　　　　 83．　　

Soon the old man began to move a little and doctors also　　　　　　　　　　　　　　　　　　　 84．　　

arrived. They said that we had done was right.　　　　　　　　　　　　　　　　　　　　　　　　　　 85．　　

84.V经分析本句正确。

83.How-What考查表语从句的连接词。此处what在表语从句中作do的宾语。

82.were-are考查动词时态。根据句意应用选择进行时。