小词精讲之as 导学案-2025届高三上学期英语一轮复习专项

as用法归纳总结 1． as 作介词, 译为“像，如同；作为，当作” 1. He works as a teacher. 他的职业是教师。 2. The sofa can serve as a bed. 这个沙发可以当床用。 3. She was dressed as an angel. 她打扮成了一个天使。 4. I treat my children as friends. 我把我的孩子们当朋友。 5. I respect him as a doctor. 我尊敬他这个医生。 6. You can use the bottle as a vase. 你可以把这个瓶子用作花瓶。 7. The news came as a shock. 消息传来，令人震惊。 8. She had been there often as a child. 她小时候经常去那里。 2． as 作连词 1. 引导时间状语从句 强调两个动作的同时性， 有时可以译为“一边......一边”，有时可以译为“随着”。 I read the letter as I walked along the river. 我一边沿着河走一边读这封信。 The atmosphere gets thinner and thinner as the height increases. 随着高度的增加，大气越来越稀薄。 As he grew older he gained in confidence. 随着年龄的增加，他的信心增强了。 2. 引导原因状语从句，译为“因为” We all like her as she is kind. 我们都喜欢她，因为她善良。 As you were out, I left a message. 因为你不在，我留了一张字条儿。 She may need some help as she is a new-comer. 因为她是新来的，她可能需要一些帮助。 3. 引导方式状语从句 I have changed it as you suggested. 我已按你建议的那样改了。 Leave the paper as they are. 别去动那些文件。 4. 引导让步状语从句，译为“尽管，虽然” Tired as they were, they walked on. 尽管他们很累，他们还是继续走。 Young as he is, he knows a lot. 尽管他很年轻，他知道的很多。 Scientist as he is, Yuan Longping is still modest, which always moves all the people who know him. 尽管是一个科学家，袁隆平还是很谦虚，这让认识他的人很感动。 5. 引导结果或目的状语从句 He raised his voice so as to be heard. 为了被听到，他提高音量。 3． as 作副词 （表示比较）像......一样 as white as snow 像雪一样白 He is as tall as his father. 他和他的父亲一样高。 （第一个as 是副词，第二个as 是连词） Tom runs fast, but I run just as fast. 汤姆跑得快，我跑得一样快。 否定 not so/as ...as She doesn’t sing as well as her sister. 她不如她姐姐唱的好。 4． as 作关系代词，引导定语从句 1. as 引导限制性定语从句 当先行词前出现such, the same 等词时， as 为关系代词，在定语从句中做主语，宾语或表语。 I never heard such stories as he told. 我从来没有听过像他讲的这样的故事。 My hometown is no longer the same as it was. 我的家乡同过去不一样了。 2. as 引导非限制性定语从句 用来代替前面整个句子的内容，常可以译为“（正）像......一样，（正）如......一样 He is very careful, as his work shows. 他很细心，他的工作已经显示出这一点了。 更多常见的表达形式有： as is well known = as we all know 众所周知 as often happens 这种情况常常发生 as is often the case 情况常常这样 as is supposed正如所预料到的 as has been pointed out 正如所指出的 as has been said before 如前所述 as I can remember 正如我所记得的 as we expect 正如我们预计的那样 as is reported 正如所报道的那样 As is known to us all, the earth turns around the sun. 众所周知，地球绕着太阳转。 He made a long speech, as we expected. 正如我们预料的那样，他做了一个长长的演讲。 As is often the case with children, Amy was better by the time the doctor arrived. 情况常常如此，等到医生到的时候Amy已经好多了。 5． 含as 的固定词组 1. as for/to As for me, I have nothing to say. 至于我，我没有什么可说的。 2. as if/though I remember the whole thing as if it happened yesterday. 我扔从头至尾记着这件事，好像它是昨天发生的一样。 3. as from My telephone number is changing as from May 12. 我的电话号码从五月12日起变了。 4. as a result He didn’t study hard. As a result, he failed the exam. 5. such as I like fruits such as apples, bananas and oranges. 我喜欢水果，例如苹果，香蕉和橙子。 6. as well as He can speak English as well as French. The father ,as well as his three sons, goes fishing every Sunday. 7. as long as As long as you work hard, you will make progress one day. 只要你努力学习，早晚有一天你会成功的。 Exercises 1. The water quality in the city, _________ is shown in the report, has improved over the past two years. 2. The work is not so difficult _______ you imagine. 3. _______ time went on, he realized the importance of study. 4. Their room is four times _______ large as ours. 1 学科网（北京）股份有限公司 $$