陕旅版英语UNIT 3 care for the earth

Unit3 Care for the Earth一、单元单词（18个）·care for[kɛə fɔ:] / 关爱；照料They hired a nurse to care for her.(他们雇了个护士来照顾她。

)·earth[ɜ:θ] / n.地球We only have one earth,so we should do all we can to protect her.(我们只有一个地球，所以我们应该竭尽所能去保护她。

)·pick[pɪk] / vt.& vi.采；摘Pick all the apples off the tree.(把树上的苹果都摘下来。

)·pick flowers/ 摘花Charlie likes to pick flowers for his girlfriend.(查理喜欢采花送给他女朋友。

) ·cut down[kʌt daun] / 砍伐；把······砍倒She cut down the seedling with one chop.(她砍一刀就把树苗砍倒了。

) ·dirty[ˈdɜ:ti] / adj.脏的My hands are dirty.I must wash them.(我的手很脏，必须得洗了。

)·make the air dirty/ 污染空气People make the air dirty when they burn trash.(当人们燃烧垃圾的时候，空气被弄脏了。

)·waste[weɪst] / n.浪费I hate waste.(我讨厌浪费。

)·drive[draɪv] / v.驾驶；开（车）Drive with caution!(小心驾驶！)·drive a car[draiv ə kɑ:] / 开车It is difficult for me to drive a car.(对我来说，开车很难。

B.water
( B )2. A.pick
B.earth
( B )3. A.have
B.flowers
( C )4. A.waste
B.think
( C )5. A.cut down trees B.pick flowers
C. something C.drive C.drive C.also C.have to
例句 I'm ill. I have to stay at home. 我生病了，我不得不待在家。
单三形式 has to
课前热身
( B )It rains. I _______ stay at home.
A. have
B. have to
C. has
D. has to
解析 由句子意思“下雨了。我____待在家。”可以看 出应该选择“不得不;必须”。又因为主语是I, 动 词不用改变, 所以应该选择have to。
我妈妈经常开她的车去工作。
课前热身
课前热身
一、 连线。 earth pick flowers make the air dirty waste water drive a car cut down trees
污染空气 浪费水 开车 摘花 砍伐树木 地球
课前热身
二、选出每组单词中不同类的一项。
( C )1. A.air
课前热身
重点词汇：earth地球 pick采;摘 dirty 脏的 drive驾驶;开(车) waste 浪费 pick flowers 摘花 cut down 砍伐;把……砍倒 drive a car 开车 make the air dirty 污染空气
课前热身
背写今天学习的动词及动词短语。 完成相关练习。

Let's talk
shouldn't =should not We shouldn’t pick flowers.
Discussion
Look and judge
What should（应该）we do?
Discussion
Look and judge
What should we do?
Summary
Post-reading
What else(其他的) should we do?
Let's chant
I say...
cut down trees waste water pick flowers waste food kill animals save paper save food plant trees help animals
2.Too many cars make the air_d_i_rt_y_! 3.We live on the_e_a_rt_h_.It‘s our home. 4.Every year, people_c_u_t_d_o_w_n_ many trees.
We shouldn’t(不应该）___________.
We have__o_n_ly__one earth. We should __c_a_re__ __f_o_r __ it. We should make _w__a_te_r_ the and the __a_ir___ clean . We should plant more __tr_e_e_s_ and __h_e_lp__ the animals.

Fast reading
Care for Mother Earth

Unit 3 CarefortheEarth一、核心词汇1. 名词:earth地球thing东西;事物2. 动词:pick采;摘waste浪费drive驾驶;开(车) think想;认为3. 形容词:dirty脏的4. 副词:also也;同样only只;仅仅5. 代词:something某事;某物6. 限定词:more更多的7. 短语:carefor关爱;照料pickflowers摘花cutdown砍伐;把……砍倒maketheairdirty污染空气driveacar开车haveto必须;不得不WorldCarFreeDay世界无车日二、拓展词汇1. 名词:people人们2. 动词:find找到should应该see明白;理解make使成为;使变得live居住;生活3. 形容词:poor可怜的bad坏的, 不好的helpful有益的;有帮助的4. 介词:by搭乘;通过with和;跟5. 副词:why为什么too也;太together同时;一起6. 连词:because因为7. 限定词:some一些many许多的much许多的all全部的;一切的三、核心句型1.Whynotgoinyourdad’scar?为什么不坐你爸爸的车去呢?解读: 该句是用来向别人提出建议的句型。

举一反三:Whynotgotothegymwithus?和我们一起去体育馆怎么样?Whynoteatout?为什么不出去吃饭呢?2. — Why?为什么?— BecausetodayisWorldCarFreeDay. 因为今天是世界无车日。

解读: 这是就原因进行问答的句型。

当我们想知道某种现象的原因时, 可直接用Why?或含有why的特殊疑问句进行询问,回答时一般用because引出原因。

举一反三: — Whyareyousadtoday?你今天怎么不高兴?— Becausemyleghurts. 因为我的腿受伤了。

3.Therearealotoftrees,flowers,riversandmountainsontheearth. 在地球上有许多树木、花朵、河流和山脉。