第一节：短文改错(共10小题；每小题1分，满分10分)
此题要求改正所给短文中的错误。对标有题号的每一行作出判断：如无错误，在该行右边横线上划一个勾(√)； 如有错误(每行只有一个错误)，则按下列情况改正：
此行多一个词：把多余的词用斜线(/)划掉，在该行右边的横线上写出该词，并也用斜线划掉。
此行缺一个词：在缺词处加一个漏字符号(∧)，在该行右边的横线上写出该加的词。
此行错一个词：在错的词下划一道横线，在该行右边横线上写出改正后的词。
注意：原行没有错误的不要改。
I once worked night guard in a factory.On 61.______
a rain night,all the lights of the factory went 62.______
out all at once.I rushed out but could see 63.______
nothing.Fortunately the warned system was 64.______
direct connected with the police station,and 65.______
for three or four minutes four police cars 66.______
arrived at the front gate.The police looked at 67.______
all round the factory,but were found nothing 68.______
unusual.A police told me that the rain must 69.______
have affected the electricity system and cause 70.______
a short circuit(短路).
答案：
61.night前加a 62.rain→rainy
63.√ 64.warned→warning
65.direct→directly 66.for→in
67.去掉at 68.去掉were
69.police→policeman 70.cause→caused
