状语从句在句子中修饰主句中的动词、形容词或副词，起状语作用。 一)、定语从句的种类 状语从句按其意义和作用可分为时间、条件、原因、地点、让步、方式、比较、目的和结果九种 n she ad left.(时间) 当她到达时，汤姆已经离开了。 You will succeed if you work hard enough.(条件) 如果你尽最大的努力工作，你就会成功。 She is absent because she is ill.(原因) 她缺勤，因为她生病了。 Where there is water,there is life.(地点) 有水的地方就会有生命。 Although he is seventy,still he is energetic.( 虽狱他 e但然精力充 He talks as if he we e the bo 方式) 他说话的样子好象他是老板似的。 A horse runs faster than a pig does.(比较) 马比猪跑得快！ Mary studies hard so that she can improve her grade. 玛丽努力学习，以图提高成绩， The weather was so cold that all water pipes were frozen.( 天气是如此寒冷，所有水管都冻住了。 二)、几点需注意的问题 在条件、时间状语从句中不使用将来时，而用一般现在时代替将来时。例如 If it is fine ton rrow.we will go outing. 如果明天天气好，我们将去郊游 hen have time next week I will call you 当我下星期有 的时候， 电话给你 2、在某些状语从句中，如果该从句的主语与主句的主语一致，谓语是系动词，这时从句的主语和系 动词都可省去。例如： While (he was)a doctor in the army,he cared for the soldiers. 当他是部队医生的时候，他很关心士兵们。 Whether he is )poor or rich,he always lives a simple life. 无论是贫穷还是富裕，他都过着简朴的生活。 练习： 81.It is two years a.since we last met b.that we last met 2Peneg we met last hardly entered the room the phone rang han b.that c.whend visited me Having the dir ner b while ha the din C.While 84 She is that evervone of us loves her a.such lovely girl b.such a lovely girl c.so a lovely girl d.so lovely girl 85. they dare to undertake the difficult task. a.Young as they are b.As they are young Young they are d 86 状语从句在句子中修饰主句中的动词、形容词或副词，起状语作用。 一）、定语从句的种类 状语从句按其意义和作用可分为时间、条件、原因、地点、让步、方式、比较、目的和结果九种。 When she arrived, Tom had left.（时间） 当她到达时，汤姆已经离开了。 You will succeed if you work hard enough.（条件） 如果你尽最大的努力工作，你就会成功。 She is absent because she is ill.（原因） 她缺勤，因为她生病了。 Where there is water, there is life.（地点） 有水的地方就会有生命。 Although he is seventy, still he is energetic.（让步） 虽然他七十岁了，但仍然精力充沛。 He talks as if he were the boss.（方式） 他说话的样子好象他是老板似的。 A horse runs faster than a pig does.（比较） 马比猪跑得快。 Mary studies hard so that she can improve her grade.（目的） 玛丽努力学习，以图提高成绩。 The weather was so cold that all water pipes were frozen.（结果） 天气是如此寒冷，所有水管都冻住了。 二）、几点需注意的问题 1、 在条件、时间状语从句中不使用将来时，而用一般现在时代替将来时。例如： If it is fine tomorrow, we will go outing. 如果明天天气好，我们将去郊游。 When I have time next week I will call you. 当我下星期有空的时候，我就打电话给你。 2、 在某些状语从句中，如果该从句的主语与主句的主语一致，谓语是系动词，这时从句的主语和系 动词都可省去。例如： While (he was) a doctor in the army, he cared for the soldiers. 当他是部队医生的时候，他很关心士兵们。 Whether ( he is ) poor or rich , he always lives a simple life. 无论是贫穷还是富裕，他都过着简朴的生活。 练习： 81. It is two years _. a. since we last met b. that we last met c. since we met last d. that we met last 82. He had hardly entered the room _ the phone rang. a. than b. that c. when d. as 83. _, somebody visited me. a. Having the dinner b. While having the dinner c. While the dinner d. While I was having the dinner 84. She is _ that everyone of us loves her. a. such lovely girl b. such a lovely girl c. so a lovely girl d. so lovely girl 85. _, they dare to undertake the difficult task. a. Young as they are b. As they are young c. Young they are d. Young they are as 86. _, he goes to the evening class at weekends