高考英语：when句型

高考英语：when句型

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　　(1) had not done sth --- when ---/ hardly --- when ---

　　例： He had not fallen asleep when the telephone rang.  他刚要入睡电话就响了。

　　(2) had just done ---- when ---

　　例：I had just gone to bed after a very hard day when the phone rang.  在劳累了一天之后我刚刚就寝，电话铃就响了。

　   (3) be doing sth ---- when ---

　　例：He was still smiling when the door opened and his wife came in.  他正笑着的时候门突然开了，他妻子走了进来。

　　(4) be about to do sth --- when ---

　　例：We were about to start when it began to rain.  我们刚要出发，天就开始下雨了。