Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 19,Modern agriculture,Unit 19Modern agriculture,1,UNIT19-Modern-agriculture(多个)(4)全面版课件,2,UNIT19-Modern-agriculture(多个)(4)全面版课件,3,UNIT19-Modern-agriculture(多个)(4)全面版课件,4,1.over,在.期间，直到过完，,指到某一时间终了。,圣诞节你在家吗？,Will you be at home,over,Christmas?,这些年来他变得越来越懒。,Over,the years he has become lazier and lazier.,过去几年我们一直住在这儿。,We have lived here,over,the past few years,.,over,一面一面,咱们边喝茶边聊天吧。,Lets have a talk,over,a cup of tea.,1.over 在.期间，直到过完，,5,2.effect,意为 影响，效果，结果，可作可数名词，也可作不可数名词。,这件事影响很大。,It will have much,effect,.,责骂有时对小孩造成相反的结果。,Scolding sometimes brings about an adverse,effect,on a child.,The conference had been held to discuss the effects of tourism_the wildlife in the area.,A in B on C at D with,B,2.effect 意为 影响，效果，结果，可作可数名词，也,6,affect,动词,气候影响了降雨量。,The climate affects the amount of the rainfall.,3.cattle,是,cows,bulls,oxen,的总称，是集合名词，用作复数。,我们邻居有五头牛。,Our neighbour has five,head,of cattle.,牛在牛棚里。,The cattle are in the shed.,five cattle,these cattle,affect 动词The cattle are,7,4.,强调句的结构,It+be+,强调部分,+that,(人物可用,who/whom)+,其他部分,是村长决定在农场上种什么。,It is,the village leader,who,decided what to grow on the farmland.,是20世纪90年代初科学家们开始发展新技术,It is,from the early 1990s,that,scientists started to develop new techniques,是在1989年Mr.Flower 把他所有的钱财给了他的妻子。,It is,in 1989,that,Mr.Flower left all his money to his wife,.,4.强调句的结构It+be+强调部分+that(人物可,8,5.a variety of=various,各种各样的花,a variety of flowers=various flowers,6.,produce,product,production,produce,v.,生产，制造,produce,n.产品，产物，用于指农产品，不可数名词,土豆，羊毛，牛奶是农产品。,Potatoes,wool and milk are produce.,我们必须增产粮食。,We must produce more food for ourselves.,5.a variety of=various,9,product n.,产品，产物，最普通的用语，指天然的或人造的。多指工业产品，也可指农产品，还可指脑力劳动，意志力，环境等。,南非的重要产物是金子和水果。,Important products of South Africa are fruit and gold.,这些是我们厂的产品。,These are the products of our factory.,production,是生产，产量的意思，指生产时是指生产行为，指产品时侧重产量，也可指文学艺术作品。,最近几个星期蛋的产量上升了。,The production of eggs has increased in the last few weeks.,product n.产品，产物，最普通的用语，指天然的或,10,7.as muchas,与一样多，与同样的,他对政治与文学同样感兴趣。,He has as much interest in politics as in literature.,她花在衣服上的钱是我花的一半。,She spends half,as much money,on clothes,as,I.,as much as,与,as many as,那场大火烧毁的建筑物达20栋。,The great fire burned down,as many as,twenty building.,我喜欢猫和狗程度相同。,I like cats,as much as,dogs.,大多数的石头重达15吨。,Most of the stones weigh,as much as,15 tons.,7.as muchas 与一样多，与同样的她花在衣服,11,8.bring in,引进,吸收,赚得,请进来,获利,他们请了位教授给我们作报告。,They brought in a professor to give us a talk.,我们应该引进新的技术。,We should bring in new technology.,他每个月多赚100美元。,He brings in an extra hundred dollars a month.,8.bring in 引进,吸收,赚得,请进来,12,9.be harmful to,对有害，,你吸烟会对你小孩的健康有害。,Your smoking can be harmful to the health of your children.,do harm=do harm to,他不想伤害她。,He didnt want to do her any harm.,10.depend on,依靠，依赖,在陌生的地方，你就得靠地图。,A map is a thing _ when you are in a strange place.,to depend on,9.be harmful to 对有害，to depen,13,相信，信赖,depend on,sb to do sth,我相信了这张地图，可它是错的.,I,depended on,the map,but it was wrong.,视而定，取决于,价格得看质量而定。,The price,depends on,the quality.,我们的成功取决于每个人是否努力。,Our success,depends on,whether everyone works hard.,相信，信赖,14,depend on it,常用于句首，句末，意为请放心，没问题。,It/That depends.,意为“那得看情况而定”，两者用于口语之中。,没问题，我们迟早会成功的。,Depend on it,we shall succeed in time.,我也许会帮助你，但得视情况而定。,I may help you,but it depends.,11.as well as,/,not onlybut also.,as well as,侧重点在前，,not onlybut also,侧重点在后.,depend on it 常用于句首，句末，意为请,15,12.in other words,换句话说,我不习惯你和我说话的方式，换句话说我不想继续我们的谈话了。,I am not used to the way you speak to me.In other words,I dont want to continue our conversations.,in word,意为,在口头上,，置于句末或句中，,in words,意为,用语言表达,，通常置于句末。,in one/a word,意为,简言之，总之,，通常置于句首有时也放句中。,我不希望你仅仅在口头上答应我要努力学习。,I dont want you to tell me only in word that you will study hard.,12.in other words 换句话说,16,13.nearly,/,almost,一般情况下互换，常用来修饰表示感觉，心境的动词和形容词，也可指时间，空间，程度的相差无几。,被修饰的词,是,no,nothing,none,never,nobody,nowhere,等表示,否定,意义,的词时需,用,almost,.,被,very,pretty,或,not,等修饰时,用,nearly,表示,快要做但后来没有做或避开不做,时用,nearly.,13.nearly/almost 一般情况下互换，,17,几乎把我碰倒他才瞧见我。,He,almost/nearly,knocked me down before he saw me.,这远远超过我们所害怕的。,This is,almost more than,we feared.,我今天几乎没什么事可做。,I have,almost nothing,to do.,我还没有准备好。,Im not_already.,nearly,我们上星期六差点来看你。,We,nearly,called on you last Saturday.,几乎把我碰倒他才瞧见我。nearly我们上星期六差点来看你。,18,15.research,的用法可作可数,也可作不可数,1）作名词,“研究工作”不可数,他们正在研究罗马史。,They are doing research on the subject in Roman history.,2),一项研究工作 可数,他们在进行一项研究癌症起因的研究工作,。,They are carrying out a research into the causes of cancer.,15.research 的用法可作可数,也可作不可数,19,3)作动词 研究，及物或不及物动词,科学家研究了这种疾病的起因。,The scientist researched the cause of the disease.,他在研究小学生的阅读问题。,He,is researching into,the reading problems of young school children.,常用搭配,carry out research,进行研究,take up research,开始研究,research after/for,为寻求进行的调查,research in/into/on,对.进行研究,3)作动词 研究，及物或不及物动词常用搭配,20,GOOD BYE,GOOD BYE,21,只要我们坚持了，就没有克服不了的困难。或许，为了将来，为了自己的发展，我们会把一件事