We are waiting for you分析一下这句话的句子成分,这里为什么加for啊?是固定搭配吗?for是介词吗

We are waiting for you分析一下这句话的句子成分,这里为什么加for啊?是固定搭配吗?for是介词吗 it is no use waiting for you谁能帮我分析一下这个句子的成分,这是虚拟语句吗,为什么wait要 i suppose it was right for you to do it again.为什么用for,是固定搭配吗 Who are you waiting for?是一般疑问句吗 We are waiting for 英语翻译在这句话里 like for 是个固定搭配吗?如果是 完整翻译这句话 英语提问：介词后面不是只能加名词吗,这句话怎么介词for后加的是句子? who are you waiting waiting for 有for么 为什么 they are waiting for you为什么加ing He sat there,waiting for his son.这里的waiting后面为什么要加for啊 不是动词的 for a break是什么意思?是固定搭配吗? We are waiting for you outside the bookstore.的意思