2024年中考英语语法条件状语从句之条件原因目的结果让步状语从句精讲精练

状语从句-条件，原因、目的、结果、让步状语从句 一、条件状语：就是限制某个动作发生的条件 条件状语从句的引导词：if 如果unless除非 as long as 只要。遵守主将从现的原则 例句：I will visit the Great Wall if it doesn’t rain tomorrow. 如果明天不下雨，我要去游览长城。 例句：Unless it rains,the game will be held. 比赛将会进行，除非下雨。 例句：As long as we show our love ,the world will be full of happiness. 只要我们表现出爱，世界将会充满幸福。 二、原因状语从句 引导词：because since as 1. because 因为，语气最强，强调because后的从句，回答why的提问 例句：He can’t come because he is very busy. 他不能来因为他非常忙。 例句：He went to London because the truth was there. 他去了伦敦，因为真相就在那里。 注意：because 和so，不能同时出现 2. since既然，通常放句首，语气较弱，其后从句没有主句重要 例句：Since Monday is Bob’s birthday,let’s give him a party. 既然周一是鲍勃的生日，那我们给他一个派对吧。 3. as由于，语气较弱，从句和主句同等重要。 例句：She didn’t hear us come in as she was sleep. 她睡着了没听见我们进来。 三、目的状语从句 引导词：so that以便 in order that为了 例句：Say it louder so that everyone can hear you.大声说以便每个人都能听见你。 例句：He worked day and night in order that he could succeed. 他夜以继日的工作，为了能够成功。 当从句的主语和主句的主语一致时，可以用so as to /in order to 代替 例句：He worked day and night in order to succeed. 四、结果状语从句： So...that.../such...that... 如此...以至于 1.So+形容词/副词+that 例句：The dog is so clever that everyone likes it .这只狗如此聪明，每个人都很喜欢。 2.So+形容词+a/an 单数名词+that 例句：It’s so clever a dog that everyone likes it.它是如此聪明的狗，每个人都很喜欢它。 3.Such++a/an+形容词+单数名词+that 例句：It’s such a clever dog that everyone likes it.它是如此聪明的狗，每个人都很喜欢它。 4.Such +形容词+复数/不可数名词+that 例句：They're such clever dogs that everyone likes them. 它们是如此聪明的狗，每个人都很喜欢它们。 5.So+many/much/little/few+名词 例句：We have so many time that we can finish the work very well. 我们有如此多的时间，以至于我们能够很好的完成工作。 五、让步状语从句：退一步说 虽然你迟到了，但我没惩罚你 引导词：though/although 虽然 even if =even though即使 whoever /no matter who无论谁 whatever /no matter what 无论什么 however/no matter how无论怎样 例句：Though you are late,I don’t punish you. 虽然你迟到了，但我没惩罚你 Though 和but 不能同时出现在一句话中。 例句：Though he was tired ,he still worked hard.=He was tired ,but he still worked hard. 状语从句专项练习 1．—How can the medical team help the homelessness? —____ they are in need, it will offer medical care to them at once. A．Bef