假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。请在有错误的地方增加、删除或修改某个单词。

增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。

删除：把多余的词用斜线（﹨）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：

1. 每处错误及其修改均仅限一词；

2. 只允许修改10处，多者（从第11处起）不计分。

My cousin Tim is pupil. He is clever, and he is very naughty. Today he fails in his math and English exam. Getting his report, he was deep worried. His poor report was required to be signed by his father at home. On the way to home an idea appeared on his mind. He found his father was reading a newspaper before he got home. Tim said to his father jokingly,

“Dad, can you write your name with all of your eyes shut?” His father replied.

“Of course not, my dear.” And his father did so. Tim was satisfied with the report already signed by his father.

发生传染病后进行的消毒称为（）

A.随时消毒

B.预防性消毒

C.终末消毒

D.化学消毒

E.物理消毒