Bunit5最新广州深圳沪教版牛津英语七年级下册教案（精编版）

1、7b unit 5 water 重点单词：drop n.滴 ， v.落下journey n.旅程quantity 数量quality 质量experiment n. 实验fresh adj.新鲜的salt 盐voice 声音add 增加chemical 化学制品through 穿过，通过pipe 管，烟斗valuable adj.珍贵的，很有用bit 少量bank 银行change 不可数 n. 找给的return 归还，回到vapour 蒸汽form 形成stir 搅拌continue 继续crystal 水晶，结晶reservoir 蓄水池重点短语：turn off 关闭turn into

2、 使变成add.to. 把 加入a bit 有点儿要加上of 才可以修饰不可数名词part of 部分pocket money 零花钱(be) made up of 由 组成dry up 干涸重点句型：1. then it was time for sb. to . 到了做某事的时候了(page59) 2. remember not to. 3. how much water is there.? 4. how much bottles of water are there.? 详细讲解：1.listen to a story about the journey of a coin.(page

3、57) journey 指从一个地方出发直达目的的长途旅行he decided to make a journey to guangzhou. trip 指休闲或商业目的的短途旅行he went on a business trip. travel 无直达目的之意，指不同方向的旅行he came home after years of foreign travel. 2.when you exercise,you need more water.(page58) exercise为不及物动词，是“锻炼”的意思。可数名词：练习，体操不可数名词：锻炼，运动3.two thirds.三分之二 (pa

4、ge58) 英语中的分数表示：分子用基数词，分母用序数词。分子大于1 时，分母要用复数形式。拓展：四分之几一般用quarter 表示，二分之一用half 表示。如：四分之一：a quarter 四分之三： three quarters 4.倍数的表达分数： page68 twice （1）a+be+倍数 +as+形容词原级 +as b 如： my pens are three times as many as yours。我的笔是你的三倍（2）a+be+倍数 +形容词比较级+than b 如： my my pens are twice than yours 。我的笔比你的多两倍5.表示 eve

5、ry“每隔 ”的表达方法：（1）every+基数词 +复数名词： every four years 每四年（2）every+序数词 +单数名词every fourth year 每隔三年3每隔一 ： every other +单数名词every other line 每隔一行6.辨析 through 、over、across三者都有“穿过的”意思over 是从物体外表上方经过，不与物体接触例如： the bird flew over the river 。鸟从河水外表飞过throngh 是从物体中穿过，例如： the elephant cant go through the gate.这头象不

6、能从门里穿过。across 从物体外表经过并且有接触例如： the car is going across the brige 汽车正从桥上经过7.so is this the end of your journey ？那么这里是你旅程的终点吗？end n.末尾，结局at the end of 在 后期 /末端at the end of the street， you can see ahotel。by the end of 到在 结束表示时间概念he came back by the end of the meeting。in the end 最后，终于at last，finally 。in

7、 the end，we got to the small city 。8.we use how many how much to ask about quantities. use “ 用”use sth to do sth.用某物做某事人 +be used to doing sth.某人习惯做某事物 +be used to do sth. 某物被用于做某事如： wood is used to make paper。9.fix a dripping tap。修理滴水的水龙头。page681 drip 指水滴，只能用于液体。drop 不管是做动词还是名词，都有滴下、落下的意思，可以使任何物体，不

8、限于液体。还有一个长得很像的伙伴：droop，指把脑袋低垂下来，一不小心丢了一个o，就把脑袋混丢了： he drooped his head in shyness.害羞了把头低下了2fix =repair修道路，机器，以及日常生活用品，如手表，自行车my father is good at fixing broken watches 。mend 修补破损的东西，使其恢复原样，包括用针线补缀 ，一般指较小的物品mum ，can you help me mend my socks？重点语法：如何谈论数量我们可以用 not)much, many, a lot of, how much, how ma

9、ny等词来谈论数量，下面让我们一起来学习他们的用法。一、 many, much 与 a lot of (lots of) many, much 与 a lot of (lots of) 三者意义相同，都有许多之意，many 修饰可数名词复数形式；much 修饰不可数名词；a lot of (lots of) 既可以修饰可数名词复数形式；也可以修饰不可数名词。there are many students in his school. =there are a lot of /lots of students in his school. i need much / a lot of time

10、to check the answers. 二、 a few 和 a little a few 意为“几个”，a little 意为“一点儿” a few 修饰可数名词复数形式；a little 修饰不可数名词 . a few 和 a little 都表示肯定意义。i need a few apples and a little green tea. there are a few bananas and a little bread on the table. 注意： few 意为“很少”， little 意为“几乎没有” ，few 修饰可数名词复数形式；little 修饰不可数名词 . f

11、ew 和 little 均表示否认含义。there is little water in the glass. few students take the taxi to school at green high school. 三、 how many 和 how much 两者都表示多少之意，都用于询问数量。how many 后接可数名词的复数形式，how much后接不可数名词。how many students are there in yours class? how much milk do you need? 注意： how much 还可以询问物品的价格。how much is

12、this sweater? 四、 too many 和 too much too many 和 too much 均为太多之意，too much 修饰不可数名词，too many 修饰可数名词复数形式。there is too much smoke in the room. there are too many rules in our school. 注意： much too 用作副词，意为“太” ，修饰形容词或副词。your room is much too dirty. 五、 too little, too few, not much, not many, no和 enough too

13、little 意为“太少” ， 修饰不可数名词；too few 意为“太少” ，修饰可数名词复数形式；not much 意为“几乎没有”修饰不可数名词；not many 意为 没多少“修饰可数名词复数形式;no 意为” 没有“，修饰可数或不可数名词;enough 意为 足够的 ，修饰可数或不可数名词。练习：用所给单词的适当形式填空1 can these children look after _ when their parents are not at home. ( them ) 2 water is a _ resource, so we cannot waste it. ( value

14、 ) 3 trees can produce a _ to make their leaves taste nasty when insects want to eat them. ( chemistry ) 4 we should never _ water because it is not easy for it to come to our flats. ( pollution ) 5 about 3 of the water on earth is without _( salty ) 单项选择1. will you go for a walk after _ dinner ? a.

15、 a b. an c. the d. / 2. carl, why not go and help your sister water the flowers there ? why _ ? i m busy myself. jack is lying on the grass doing something. a. me b. i c. him d. he 3. my cousin is always busy with his work, he has _ time to read newspaper . a. little b. few c. a little d. a few 4. t

16、here is _ sugar in my coffee. it s too sweet . a. too much b. too many c. too few d. too little 5. alice looked _the room, but saw no one . a. around b. for c. at d. up 6. ben:what did peter drop _ the river ? alice:maybe a stone. a. in b. into c. on d. onto 7. it s time _ all of us to get ready for

17、 the quiz. a. to b. of c. for d. at 8. there _ twenty attendants at the contest tomorrow . a. are b. have c. will have d. will be 9. we should _ the used water clean before it goes back into the sea . a. keep b. make c. become d. turn 10. after i had a bath in the bathroom this morning, i _ the tap

18、on, this makes the bathroom full of water. a. left b. forgot c. turned d. switched 11. w e all should remember _ water. a. to waste b. wasting c. not wasting d. not to waste 12. if you _ some salt to a glass of water, it _and become part of the water. a. add. disappear b. add.will disappear c. will add.disappear d. will add. will disappear 13. when i was in italy last year, i _ a lot of famous cities . a. visit b. visited c. visits d. am visiting 14. a reservoir is _ .