试题题干
Translate the following sentence into Chinese.
Social anxiety is the single most common psychological problem, which is the conclusion of a survey conducted by professor Philip G. Zimbardo.
参考答案
试题解析
考点：social anxiety 社会性焦虑；the conclusion of······的结论；professor教授。
句子结构： 主句为Social anxiety is the single most common psychological problem，which引导非限制性定语从句，which代指前面整个句子。