初三英语专题讲解 词汇辨析(三)(2)
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6. before long/ long before (1)before long 作“不久以后”讲,切不要按字面译为“长时间以前”或“好久以前”。如: We hope to finish our experiment before long. 我们希望不久(以后)就把实验做完。 (2)long before 作"很久以前"讲。原意为"……以前很久",故也可译为"老早"。long before 跟before long 不同,前者在其后面可以接名词或一个从句;当上下文明确时,名词或从句还可以省略。Before long 则没有上述搭配用法。 They began the test yesterday, but we had made experiment long before. 我们昨天开始做实验,但我们在那以前很久就已经做准备了。 7. as/ when/ while (1)as 是连词,意思是"当……的时候,一面……一面",(强调同时,一般连续时间不长),如: As we were talking about Titanic, our teacher came in. 正当我们谈论"泰坦尼克号"这部电影时,教师进来了。 The students sing as they go along. 学生们边走边唱。 (2)When和as一样都是连词,注意它们的不同。如when"当……的时候"(一般表示动作紧接着发生);"那时"(等立连词,前有逗号分开) I stayed till sunset, when it began to rain. 我一直呆到太阳下山,那时天开始下雨了。 (3)while是"当……时候;和……同时"(强调同时发生,一般连续时间较长) While I was watching TV, he was reading. 当我在看电视的时候,他正在看书。 While there is life, there is hope. 有生命就有希望。 8. beat/win/ hit (1)beat 是动词,意思是"连续地打; 打败; 敲打"。beat后可接人或队名。意思是"击败对手。"如: I can beat you at swimming. (2)win意思是"赢得某个项目",后面常接"match, game"。如: He won a game. 他胜一局。 We won a match. 我们比赛得胜。 (3)hit意思是"击中"(有时可表示"打一下")。如: The mother hit her child out of anger. 妈妈生气,打了她孩子一下。 9. keep doing/keep on doing (1)keep doing侧重表示"持续不停地做某事"或"持续某种状态"。如: The girl kept crying all the time. 那个女孩一直在哭。 The baby kept sleeping about four hours. 这个婴儿连续睡了大约四个小时。 (2)keep on doing 表示"总不断做某事",不表示静止状态。不能与sitting, sleeping, lying, standing这类词连用。如: It kept on raining for seven days. Don't keep on asking such silly questions. 10. get/ turn/ become 这三个词都可作系动词用,表示状态的变化,后跟表语,但三个词的用法稍有不同。get强调情感、气候和环境的变化;turn强调色彩的变化;而become则强调职务、职称等的变化。如: The days are getting shorter and shorter in winter.冬天的白天越来越短。 She couldn't answer the question and her face turned red.她回答不出问题,脸红了。 When did you become a teacher? - Ten years ago.你什么时候当的老师?十年前。 更多中考信息》》》中考频道 (责任编辑:admin) |