Unit4 Lesson1 Language points课件-2023-2024学年高中英语北师大版（2019)选择性必修第二册

1. A famous art collector was walking through the city when he noticed a dirty cat lapping milk from a saucer in the doorway of a store. 一个著名的艺术品收藏家在穿过城市时看见一只脏猫在一家商店门口舔饮浅碟中的牛奶。 be doing …when…:正在做……这时(突然)……，when在句中引导时间状语从句。 e.g. I was thinking of this when I heard my name called. I was reading a book attentively when an old friend came to see me. 【语境应用】完成句子。 1) 他刚冲进教室，这时老师进来了。 He _______________ into the classroom __________ the teacher came in. 2) 我正要离开，这时她敲门了。 I ______________________________________ she knocked at the door. had just rushed when was about to leave when/ was leaving when when的常见句式 be about to do…when… 即将做……这时…… be on the point of doing … when… 正要做……这时…… had just done… when… 刚做完……这时…… e.g. I was about to swim in the river when the guide told me there were dangerous fish in it. He was on the point of decorating the house when someone knocked at the door. We had just fallen asleep when the bell rang. 2. He did a double take. 他惊讶地又看了一眼。 do a double take: to look at someone or something again because you are very surprised by what you saw or heard 惊讶地又看了一眼 e.g.  I did a double take — I couldn’t believe it was her.  He stopped and did a double take. 【语境应用】汉译英。 1) 看到我站在那儿，她惊讶地又看了我一眼。 2) 当我说我要结婚时, 他吃惊地又看了看我。 She did a double take when she saw me standing there. He did a double take when I said I was getting married. 3. The collector continued, “Hey, for the 200 dollars I wonder if you could throw in that old saucer.” 收藏家接着说：“嘿，200美元的话我想知道你能不能把那个旧碟子也送给我。” I wonder if/ whether…:我想知道是否……。表示有礼貌地讯问某事或请求帮助，多用于口语中，其中if/ whether引导宾语从句。 e.g. I wonder if/ whether you can help me to calm the little boy down. wonder 的常用句式/搭配 wonder + wh-to do= wonder + wh-(从句)想知道……；对……感到疑惑 (It’s) no wonder (that)… ……不足为奇；并不奇怪 It’s a wonder (that)… 令人惊奇的是……；莫名其妙的是…… e.g. It was no wonder that she was upset. She lost her new saucer. It’s a wonder (that) no one got hurt in the accident. 【语境应用】完成句子。 1) 我几天后就要搬家