2024年中考二轮英语语法状语从句 21讲义

状语从句 定义 修饰整个句子的短语叫做状语，表时间、地点、原因、目的、结果等。不是句子主干。 修饰整个句子的句子叫做状语从句。 Running man starts every Friday. Running man starts when I came back from school. 考点1：when与while的区分 when when+延续性/瞬间性 while while+延续性动词;两个doing用while “然而” 例句： They were very happy when they were cheering. They were singing when we came in. We were laughing while they were singing a song. 考点2：as的用法 ①一边....一边 As they danced,they sang a song. ②随着.... As the show becomes popular,they become famous. ③当...时候 As I arrives at home every Friday,I begin to watch it. 考点3：as soon as的用法“一....就....” ①as soon as “一....就....” I begin to watch it as soon as I arrives at home every Friday.每周五我一到家就开始看电视这个节目了。 ②as long as “只要....” I will happy as/so long as you do your best. 只要你尽你所能我就会开心。 ③as far as “就...而言（方式状语从句）；达到...程度（比较状语从句）” As far as I know,he is from American. 考点4：until/till的用法 until/till “直到” not...until “直到...才” My mother will wait until/till I come back.我的妈妈一直等到我回来。 My mother won't go to bed until/till I come back. 直到我回来，我的妈妈才去休息睡觉。 考点5： if & unless if “如果”表示一种假设，条件。注意:宾语从句中，if“是否” unless “除非”表示一种假设，条件。注意:翻译的时候加上“否则” My mother won't go to bed if I don't come back. 如果我不回来，我妈妈是不会休息睡觉的。 My mother won't go to bed unless I come back. 除非我回来，否则我妈妈是不会休息睡觉的。 注意：翻译顺序“先从句后主句” 考点6-1：so...that和such...that的区别 ①so+adj/adv+(a/an+n.)that 从句 ‘如此...以至于’ ②such+a/an+adj+n.+that 从句 ‘如此...以至于’ He is so clever(a boy) that everyone likes him He is such a clever boy that everyone likes him 注意：除了上述情况，such后面可以+可数名词复数/不可数名词，也可以没有形容词。 例句： Why are you in such a hurry 你为何如此匆忙？ Such things often happen in our daily life.这样的事情在生活中经常发生。 He made such stupid mistakes.他犯了如此愚蠢的错误。 Did you ever see such weather 你见过这样的天气吗？ I didn't expect to meet so many people here.我没预料到会在这里遇到那么多人。 总结： ①so...that，so必须带adj/adv;such...that中such必须+名词，形容词可带可不带 ②如果名词前面有many,little,much,只能用so 考点6-2：so that和such that的区别 so that ①如此...以至于 ②为了 such that 无 注意：so是形容词，可修饰形容词、副词；such是形容词，修饰名词 考点7:主将从现/主情从现/主祈从现 部分时间状语从句、条件状语从句∶主将从现/主情从现/主祈从现 主将从现 We'll stay at home if it snows tomorrow. 主情从现 We must stay at home if it snows tomorrow. 主祈从现 Stay at home if it snows tomorrow. 附录： 时间状语从句 since 自从，自...以来 before 在...之前 after 在...之后 when 当...时候 while 当...时候 as 随着；当...时候 till 直到 until 直到 as soon as 一..就 once 一旦...就； 原因状语从句 because 因为 as 因为 since 因为,由于 结果状语从句 so that 以至于 such...that 如此....以至于 so...that 如此....以至于 ... ...