题目：
第二卷（共两节，满分45分）
I. 短文改错（共10 小题；每小题 1分，满分10分）
Mr Huang is sixty years old. He has retired. He taught our 76. ____
Chemistry when we were in Senior Grade One. He was old, and 77. ____
he taught very well. He tried his best to make his classes live. Mr 78. ____
Huang usually made good preparation for the lessons and was 79. ____
strict with us too. Each time we made mistakes in our homework. 80.____
he would ask us
to correct them. At time, I was rather poor in 81.__
chemistry. Mr Huang often helps me with my study very 82.____
Patiently. With his help, I made a great progress and caught 83. ___
up the class. He was always very kind to every student. As 84. ____
an experiencing teacher, he was respected and loved by all 85. ___
the students
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B解析：意识的"开关"系统包括经典的感觉传导径路及脑干网状结构，"开关"系统不同部位与不同程度的损害，可发生不同程度的意识障碍。
