第14题: [单项选择]Going out for a holiday is a good way to relax and refresh yourself, and this is especially true______ it comes to preventing depression. A. since B. before C. after D. when 参考答案:D 答案解析:习惯搭配题。when it comes to是习惯搭配,表示“当谈到……时,当涉及……时”。其他选项没有此意。