by the time 的 用法 导学案-2025届高三下学期英语一轮复习专项

by the time的用法 通常情况下： 1.by the time+过去时间，主句用过去完成时。 By the time he arrived, the train had already left. 当他到达的时候，火车已经离开了。 By the time Sandy was seven years old, she had begun painting with oil paints. Sandy七岁的时候，就开始用油画颜料画画了。 2.by the time+将来时间，主句用将来完成时。 By the time you watch this, you’ll have read a lot of things about me.(国土安全第八季第12集) 当你们看到这段录像的时候，应该已经听说过很多关于我的事。 If you've made no progress by the time I get there,I will have no choice.(星际迷航：皮卡德 第一季第2集) 如果我到的时候，你还没有任何进展我将别无选择。 [巩固练习]选择 (1)By the time you graduate from high school, you ______ a lot of knowledge A. will learn B. will have learned C. have learned D. are learning (2)By the time we arrive at the airport, the plane ______. A. will take off B. will have taken off C. takes off D. is taking off (3)By the time you get back, I ______ the dinner A. will cook B. will have cooked C. cook D. am cooking 答案：BBB 如果主句的动作并不强调已经完成，它只是显示了某一时期的情况。（主句是be动词或表达认知的持续动词，如know，find，believe等，它常用一般时态而不是完成时态。）这时，by the time相当于when。 He was out of breath by the time he reached the top. 登上顶端时，他气喘吁吁。 By the time Lucy reached the farm, the sun was up and the rocks were warm. 当Lucy到达农场的时候，太阳已经升起来了，岩石都是温暖的。 By the time you read this, I will be across the river in the Indian Nation.(大地惊雷) 当你看到这封信时，我已经穿过河到印第安区了。 [巩固练习]翻译句子 (1)到我18岁的时候，我已经是这个国家最好的足球运动员了。 ___________________________________________________________ (2)等你回来的时候，我将已经把房间打扫干净了。 ___________________________________________________________ 答案：(1)By the time I turned 18, I was the best football player in the country. (2)By the time you come back, I will have cleaned the room. [巩固练习]选择 (1)I'm sure that by the time we meet again, he ______ a lot. A. will change B. will have changed C. changes D. is changing (2)By the time word reaches Alfred,it ______ too late.(孤国春秋 第一季第4集) A.is B.was C.will be D.will have been (3) I pretty much ______ this was what I wanted to do By the time I was nine.(危机边缘 第一季第3集) A.knew B.had known C.will know D.would know 答案：BCA 句意：(2)等消息传到阿尔佛雷德的耳朵时一切就太迟了。 (3)在9岁的时候我就确定我要干这一行。 [巩固练习]用所给词的适当形式填空。 (1)By the time the movie ends, we ______ (eat) all the popcorn. ★(2)She said that by the time she got to the party, everyone else ______ (arrive) (3)By the time we reach the destination, we ______ (travel) for over 24 hours (4) By the time you wake up, I ______ (make) breakfast. (5)By the time they finally arrived,there ______ (be)no survivors.(绿箭侠 第七季第10集) (6) By the time they're cooked through,The outside ______(burn).(豪斯医生 第六季第2集) (7)She said that usually, Wilder ______(leave) for work by the time she got here.(灵书妙探 第二季第23集) (8)She ______(be) so tired by the time she returned home. (9)We ______(finish) eating dinner by the time he finally arrived. (10)By the time I graduate next year, I ______(live) here for five years. 答案：(1)will have eaten (2)would have arrived (3)will have traveled (4)will have made (5)were (6)will be burned (7)would have left (8)was (9)had finished (10)will have lived 句意： (5)他们最后赶到的时候无人生还。 (6)等里面煮熟外面就已经焦了。 (7)她说通常她来的时候怀尔德已经上班去了怀尔德。 (8)回到家的时候，她已经很累了。 (9)他最后到达的时候，我们已经吃完饭了。 学科网（北京）股份有限公司 $$