题目内容

关于牙本质过敏症，正确的是

A. 并不是所有牙本质暴露的牙齿都出现敏感症状
B. 是一种独立的疾病
C. 症状不受健康和气候的影响
D. 涂局麻药于牙本质表面能减轻症状
E. 刺激去除后仍痛

查看答案

搜索结果不匹配？点我反馈

更多问题

Directions: In this part, you are required to write A Letter of Suggestion according to the information given in Chinese. Your writing should contain at least 120 words. Write it on the Answer Sheet. 假如你是Zhang Ying，你的同学Xiao Wang要在国庆节放假期间探望你，请你给他写一封信，表示欢迎他的到来，提出对度假安排的建议，并提醒应注意的事项。

I found that impossible to answer all the questions within the time given.

Under no circumstances he would give up his writing.

There are many organizations which purpose is to help poor children.