It hurts to love someone and not be loved in return, but what is more painful is to love someone and never find the courage to let that person know how you feel. 爱一个人却得不到爱的回报是令人伤心的。更痛苦的是，爱上一个...

1. Never trouble trouble till trouble troubles you. 麻烦没来找你，就别去自找麻烦。 第一、四个trouble是动词，第二、三个trouble是名词。 2. I think that that that that that student wrote on the blackboard was wrong. 我...