(初中英语条件句讲解练习及答案.docVIP

条件句 考点、热点回顾 【】 ’t agree with her. 吃太多肉对她身体不合适。 [注意]：agree with 不能用于被动语态。 agree on /upon “对……取得一致意见”指两方或多方就某个问题取得了一致的意见或达成了某种协议。 After discussion the two sides agreed on the date of the next meeting.经过讨论，双方就下次会议日期达成了协议。 They all agree on the plan.他们对这个计划意见一致。 [注意]：此句型可转换成agree in doing sth.如： All of them agreed on / upon it. = All of them agreed in doing it. 他们对做这个问题达成了共识。 【】 连接词 条件从句 结果从句 If I 一般将来时---表可能：If he runs, he’ll get there on time. may/ might/ can---允许/能力：If it stops snowing, we can go out. must/ should---命令，请求，劝告： If you want to lose weight, you must/ should eat less bread. 一般现在时---客观事实：If you heat ice, it turns to water. （二）虚拟条件句 虚拟语气表示一种假设的情况，或一种主观的愿望，即动词所表示的动作或状态并非事实，或不可能实现。英语虚拟语气的形式有下列几种：? 一、与现在事实相反 连接词 条件从句 结果从句 If I 主语+ should/would/ could/ might +动词原形 If he had the time, John would make a trip to China to see the Great Wall. If I were you, I would give up drinking immediately(立即、立刻).? If I didn’t have a cold, I would go to your birthday party. 二.与将来事实相反 连接词 条件从句 结果从句 If Iould/were to+动词原形 hould/would/ could/ might +动词原形 If you should lose, what would you do? If I were to see her tomorrow, I would tell her the truth. 三、与过去事实相反 连接词 条件从句 结果从句 If Ihad+过去分词hould/would/could/might+ have+过去分词 If I’d known that it was going to rain, I would never have gone for a walk in the country. If I hadn’t had a cold last week, I wouldn’t have missed your birthday party. 典型例题 1. I don’t know if it ______tomorrow. If it ______,we won’t go on a picnic. rains;rains B. will rain;rains C. will rain;will rain ( )2. In summer , food goes bad easily ________ it is put in the refrigerator. A. until B. if C. unless ( )3. --I hear Jack Chan will come to Laiwu next week. --Really? _______ he comes, my younger sister will be very happy, A．If B．Until C．Unless D．Before 4. —Could we play football in your playground, Sir ? --No,_______ you have the principal’s note. A