假定英语课上老师要求同桌之间交换修改作文，请你修改你同学写的以下作文。文中共有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。

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。

Dear Tom,

I'm very glad to learn from your e-mail that you and your parents will come to Shanghai

and call on me in April 30th. But I'm terrible sorry that I can't meet with you at Shanghai

Pudong International Airport because I have to attend a meeting in Beijing. Now let me tell you the way to your home. When you get out the airport, you can take Bus NO.936 to Rainbow Hotel Shanghai. Walking across Xianxia Road to the west till you see the supermarket on your right. Turn to the left there and go straightly on. Then you can see a bank on your left. The apartment building I lived in is next to the bank. Find Room 601 that my mother will be waiting for you.

以下提供若干个案例每个案例下设若干道考题。请根据答案所提供的信息，在每一道考题下面的A、B、C、D、E五个备选答案中选择一个最佳答案。

此患者的治疗措施中不应包括

A．改正不良习惯

B．教正确的刷牙方法

C．调节激素水平

D．牙周基础治疗

E．养成上、下唇闭合习惯