求助：ask的全部用法,语法结构

/>当医生接电话时,吉尔伯特先生说,他是在打听一位叫吉尔伯特先生的病人.
ask,request这两个词都能表示“要求”,ask含有期望给以回答或作出反应的意思.当你觉得所要求的东西会得到时,或者不可能被拒绝时,最好用ask.而request则比ask正式得多,当你觉得所要求的东西不会得到时,或者有可能被拒绝时,最好用request, 因此这个词可以表示谦逊或者客气.此外,request可以用作名词,也可以用作动词
The following day, the patient asked for a bedside telephone.
第二天,那位病人要求安装一个床头电话.
Last week at a dinner-party, the hostess asked me to sit next to Mrs Rumbold.
上星期在一次宴会上,女主人要我坐在兰姆伯尔德夫人的旁边.
Though she hesitated for a moment, she finally went in and asked to see a dress that was in the windows.
虽然他迟疑了一会儿,但是他终于走了进去,并且要求看一看摆在橱窗里的一件衣裙.
If you receive a request like this, you cannot fail to obey it.
如果你接到一种象这样的请求,你不可能不服从.
Captain Fawcett has just refused a strange request from a businessman.
福赛特机长才拒绝了一位商人的奇怪的请求.
ask
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