文档介绍：八年级上册英语 Unit1 《 How often do..exercise 》知识点整理【知识点】 1. 疑问词 how 的用法(1) 怎样,用什么手段,方法等 How do e to school? 你怎样去学校? (2) 提问身体健康状况 How are you? 你好吗? (3) how many,how much 表示“多少”其中 how much 还可以表示钱数。 how many 后接可数名词复数, how much 接不可数名词。 How many pens do you want? 你想要多少钢笔? How much water do we drink every day? 我们每天喝多少水? How much are those pants? 那些裤子多少钱? (4) how often 是对动作发生的“次数”进行提问, 询问的是频率“多久一次”(有可能在完型中出题) How often do you play tennis? 你多久打一次网球? How often do you surf the ? 你多久上一次网? (5) How old …? 询问年龄 How old are you? 你多大了? (6) How about …? ……如何? ……怎么样?(后面要跟名词、名词性短语或动名词) How about going to the movies? 去看电影怎么样? 2. time 表示不可数名词,意为“时间”. 表示可数名词,意为“次数,倍数” What time is it? 现在是什么时间? I go to the movies three times a week. 我每周看电影三次。注意“次数”的表达方法(注意构成) 一次 once, 两次 twice, 三次或三次以上用基数词加上 times: three times, 三次 3. exercise v./ n. 锻炼 4. as for 意为“就……而论;至于”(重要) As for fruit,I eat it sometimes. 至于水果,我只是有时候吃。 As for him,I never want to see him here. 至于他,我永远不希望在这里见到。 5. My mother wants me to drink it. 我妈妈想要我喝。 want to do sth. 想要做某事(基础的用法) want sb. to do sth. 想要某人干某事 Do you want to go to the movies with me? 你想和我一起去看电影吗? I want you to help me with my math. 我想要你帮我学数学。 6. She says it's good for my health. 她说它对我的健康有意。 be good for …表示“对……有益(有好处)(重点短语) ”其反义为: be bad for …对……有害/ 无益 Drinking milk is good for your health. 喝牛奶对你的健康有益。 Reading in bed is bad for your eyes. 在床上读书对你的眼睛有害。 try to eat a lot of vegetables. 我尽量吃大量的蔬菜。 try to do sth. 尽量/ 尽力做某事(重点) I'll try to learn English well. 我会尽量尝试学好英语的。 You must try to take more exercise. 你必须尽量多做运动。 look after my health. 我照顾我的健康。 look after 照顾(十分重要的短语) My brother is ill. I have to look after him today. 我的弟弟病了。我今天不得不照顾他。 He often helps his mother look after his little sister. 他经常帮助他的妈妈照顾他的小弟弟。 9. My healthy lifestyle helps me get good grades. 我健康的生活方式帮助我取得好的成绩。 help sb. ( to) do sth. 帮助某人做某事( to 大多都是省略) She often helps me learn math. 她经常帮助我学数学。 10. Is her lifestyle the same as yours or different? 她的生活方式和你的一样或是不同? the same as…与……一样(常见的考点) She looks the sa