题目内容:
The passage contains 10 errors.Each indicated line contains a maximum of One error.In eachcase,only one word is involved.You should proofread the passage and correct it in the following way.


根据材料,请在(1)处填上最佳答案。
参考答案:【答案仅供学习,请勿对照自行用药等】
答案解析: