Book 4 Unit 2 Working the Land
Period 2 Language points
编写：毛彦芳
学习目标：
1熟记和灵活使用本节全部4个知识点 2能掌握拓展相关短语
自主合作探究：
1. Dr. Yuan Longping grows what is called super hybrid rice.袁隆平博士种植的是被称为“超级杂交水稻”的稻种。
自我探究 what is called super hybrid rice是what引导的____________性从句，作grows的
宾语，what在宾语从句中作______语。what引导名词性从句时可充当主语、宾语、表语或定语，表示事情、言语、人、样子、数量、时间和地点等。 品味典例： The color of the flower is different from what it was in the morning. 这朵花的颜色与它早晨时的不同。
After I waited for what seemed two hours，the opening ceremony finally began. 在我等了似乎两个小时之后，开幕式终于开始了。 小试牛刀：句型转换
(1)The thing that he referred to in his article was known to the general reader. = _________ he referred to in his article was known to the general reader. (2)China is no longer the country that it used to be fifty years ago. =China is no longer __________ it used to be fifty years ago. (3)His words at the meeting impressed all the audience.
=________ he ______ at the meeting impressed all the audience. 2．struggle vi.& n．斗争；拼搏；努力
Indeed，his sunburnt face and arms and his slim，strong body are just like those of millions of Chinese farmers，for whom he has struggled for the past five decades.(P10)的确，他那被太阳晒得黝黑的脸庞和手臂，以及他那瘦小而又结实的身体，就跟其他千百万的中国农民一样，过去50年来，他一直在努力帮助他们。 归纳拓展： struggle agaisnt/with sb./sth.与(某人)搏斗；与(某事)斗争 struggle for为……努力(斗争)； struggle to do sth.努力做某事 struggle to one's feet挣扎(努力)站起来
品味典例： They were struggling to get out of the burning car.他们挣扎着从着火的车里往外爬。 Life became a struggle for survival.生活变成了一场争取生存的斗争。
We have to struggle against/with all kinds of difficulties.我们不得不与各种困难做斗争。 小试牛刀：完成句子
(1).A bird was caught in the net and was _______________ (挣扎着想要逃脱)．
(2). The young man __________to fight against the gangster.
那年轻人努力挣扎着站起来同歹徒做斗争。
(3). The children talked so loudly at dinner table that I had to ___________________________.
在餐桌上孩子们大声谈话以至于我必须努力被听到。
3．In 1973，he became the first agricultural pioneer in the world to grow rice that has a high output.(教材P10)1973年，他成为世界上第一位种植高产水稻的农业先锋。
句中the first agricultural pioneer in the world to grow rice是the first＋n.＋to do sth.结构，表示“第一个要干……的……”。
自我探究 当名词由最高级或last，first等表次序的词或是the best以及the only，the very，
the right等词修饰时，后面要用不定式作定语，这些名词与动词不定式有逻辑上的主谓关系。结构为：
the first/last/best/right/only/very＋n.＋to do sth
第一个/最后一个/最好的一个/合适的一个……做某事的人/物
品味典例：That hill is the most difficult to climb on. 那座小山是最难攀爬的。
The last man to leave the sinking ship was the captain.最后一个离开正在下沉的船的是船长。 小试牛刀：完成句子
①He was the best man ________ (做这个工作)．
②She was the first woman _____________ (赢得金牌)in the Olympic Games.
4．expand vt.& vi.使变大；伸展； n______________________扩张，膨胀，发展 品味典例： As we all know，metals expand when they are heated. 众所周知，金属受热会膨胀的。
expand into扩大成为……
Our society expanded into a worldwide organization. 我们的协会扩大成一个国际性组织。 辨析: expand，extend，enlarge，spread
(1)expand扩大；使膨胀，指范围、体积的扩大。
(2)extend扩充；伸长，指空间范围等的扩大，长度、宽度的延伸及时间的延长。
(3)enlarge指面积、体积和范围的扩大以及能力的增长，不能用来指重量、速度、时间等。
(4)spread侧重指向四面八方展开，也指物种、疾病、思想或文化习惯的传播、延伸。 小试牛刀：?完成句子
(1)水结冰时体积变大。Water____________ when it freezes. (2)炎热的天气一直持续到十月份。The hot weather_____________ to October. (3)阅读能扩大你的词汇量。Reading will ______________ your vocabulary. (4)这种疾病迅速在整个村庄里蔓延。The disease____________quickly around the village. 5. consider 考虑；认为 n_______________________
adj_________________,___________________
A: 考虑: consider+名词/代词/动名词 consider+从句或“疑问词+不定式” B: 认为：consider sb./sth+.(as)+形容词/名词。as可以省略。
consider+sb./sth.+不定式。不定式通常是to be(可以省略)或其他动词的完成式 consider+it+形容词/名词+不定式短语。
C: take sth into consideration/ account 把……考虑在内 under consideration正在考虑
It is ___________________ of sb to do sth 某人做某事是很体贴的/周到的 小试牛刀：
1). I’m considering _________________________ some day.我一直考虑有一天出国。
2). We must consider _______________________________.我们必须考虑下一步要做什么。 3). We consider him _____________________.我们认为他很诚实。
4). At first they considered _____________________________.起初他们认为我是医生。 5). We all consider him _________________________________.我们都认为他偷了自行车。 6). I consider___________________to help you with your studies.我认为帮助你学习英语是我的职责。
7).____________________(that) he was ill, he did well on the test.考虑到他生病了，他考得还不错。
达标练习：
I.完成句子
1. A modern city has been set up in ___ __ was a wasteland ten years ago . 一座现代化的城市建立在十年前是荒地的地方。
2. Most people _____ three basic issues in life. 很多人为人生三个基本问题
而挣扎。
3. I owned a bookshop and desired to the business.( expand/ extend) javascript:;我拥有一家书店，想要扩大业务。 4 The caves for some 18 kilo-metres. ( expand/ extend) javascript:;那些洞穴深约18公里 5. Mary is the second one 100 meters within 16 seconds. 玛丽是第二个16秒跑完100米的人。 II.介词/连词填空： 1．China was the first country invent gunpowder .中国是第一个发明火药的国家。 2.They struggled each other _______a girl.他们为争夺一个女孩扭打成一团。
3.This is the cause we have been struggling.这就是我们一直为之奋斗的事业。
4. we can’t get seems better than we have.我们不能得到的似乎比我们拥有的更好。
山东省平邑县曾子学校高中英语必修四学案：Book 4 Unit 2 Period 2 Language points
