高中英語每日一題第周bedoing…when

1、be doingwhen 高考頻度：難易程度：1. (2017·天津)I _down to London when I suddenly found that I was on the wrong road.A. was driving B. have driven C. would drive D. drove【參考答案】A【試題解析】根據固定句型：was/ were doing sth + when (suddenly) did 句意：正在做某事，就在這時（那時）突然，根據句意，故選A。2. Tom was about to close the window _ his atte

2、ntion was caught by a bird.A. whenB. ifC. andD. till【參考答案】A【歸納拓展】 be about to when句式表示正要這時(突然)。when在此為并列連詞，意為就在這時(突然)。I was about to say when you interrupted me.我正要說話的時候，你插嘴了。I was about to go out when the telephone rang.我正要出去，電話鈴響了。 be doing sth. when正在做某事，就在這時 be going to do sth./on the point of d

3、oing sth. when正在做某事，就在這時 had just done sth. when剛剛做完某事，就在這時We were having a meeting when someone broke in. 當時我們正在開會，突然有人闖了進來。She was on the point of watching TV when there was a power failure. 她剛要看電視，這時突然停電了。I had just gone to bed when the telephone rang. 我剛剛上床睡覺，突然電話鈴響了。1. I was about to cook my su

4、pper _ the telephone rang, but it hung up _ I could answer it.A. while; whenB. when; asC. as; afterD. when; before2. The agent was about to sign his name on the document_, to our surprise, a stranger broke in to prevent him.A. whileB. whenC. asD. until3. I was taking a walk in the park bathing in th

5、e sun _ something unusual caught my attention.A. whileB. thatC. whenD. as4. She was about to go out _ the doorbell rang.A. while B. as C. then D. when5. 句型轉換She was thinking about the problem and at this time Tom patted her. She was thinking about the problem _ Tom patted her.The pupils were on the point of listening to the tape and when the teacher came in.The pupils _ the tape _ the teacher came in.3. C【解析】考查狀語從句。根據句意和分析句子結構可知，這里用be doing sth. when表示正在做某事時突然，因此選C。4. Dbe about to dowhen，意為“正要這時突然”。5.