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1、Unit4必须过关的资料（请粘贴在课本第 43页）#一、必背词组：I. 吸收 take in3. 例女口 for example; such as5. 环视 look around7. 大量的；数以百万计的 millio ns of9. 在我们的日常生活中in our daily livesII. 保持空气凉爽干净keep the air cool and clea n13. 许多家具 a lot of furniture15. 一个没有树的世界 a world without trees17. 植树节 Tree Planting Day19. 极尽全力去做 do on es best to
2、do sth二、必须掌握的词语解释：1.absorb :take in2.in fact : actually3. come from: be from4. be harmful to : be bad for5. milli ons of: a large nu mber of6. dicuss : talk about7. do ones best: do all one can三、根据所给词的适当形式填空：2. 来自 be from, come from4. 事实上；确切说 in fact6. 由制成 be made of be made from8. 对有好处be good for10
3、. 在许多方面 in many ways12. 使更方便 make more convenient14. 停止做某事stop doing16. 与作斗争 fight aga in st18. 因此；结果 as a result20. 给某人提供某物 provide sb with sth.8. produce: make9. major : big and importa nt10.imagi ne a picture:have a picture in one mi nd11,look around : look everywhere, look about12. more convenie
4、nt: easier1. Trees can take in(harm) gases and produce oxyge n for us(breath).2. Trees are major(fight) aga inst air polluti on.3. Government should stop people(cut) dow n the trees4. Inven tio ns make our lives(convenien ce).5. Look! That boy(lie) on the gro und.6. The n aughty boy(fight) with his
5、desk mate aga in.7. The(die) dog(die) fin ally yesterday.8. Tea also comes from the(leaf) of the trees.9. Tom., Mike and I enjoyed(us) on the beach duri ng the holiday.10. The long bridge is(make) of stones11. In our(day)(life), wu n eed much water every day.12. This kind of medici ne has saved(mill
6、io n) of people lives, but there are stilltwo(millio n) people in dan ger.四、必须背诵的作文：书面表达:P64Trees do a lot for people. They provide food and make oxyge n. They are the best fighters aga inst polluti on. However, nowadays nau ?deiz现今 trees are in great dan ger. People cut dow n millio ns of trees eve
7、ry year. People should pla nt more trees.The stude nts in the picture are pla nti ng trees on some empty land n ear their school. The boys are diggi ng holes in the ground. The girls are putt ing trees in the holes. It is very hot, but they are work ing very hard.I hope other people will also pla nt
8、 more trees and take care of them. Trees are really our best friends.范文1：Our best friends -TreesTrees are very importa nt for people. They are our best friendsTrees are very useful. First, we can use trees to make many things, such as pencils, paperand furn iture. Second, trees provide people with f
9、ruit such as apples, pears, and banan as. Thi we use leaves from some trees to make Chin ese medici ne. This medic ine can help people fight against disease. Finally, trees also help keep the air cool and clean. They take in harmful gases from the air and produce oxygen for us to breathe.However, tr
10、ees are in great dan ger. We cut dow n milli ons of them every year, we must protect them so that trees can help us more.范文 2:How to save treesAs we all know, trees are very important our daily lives. But trees are becoming fewer and fewer. They are in great dan ger. Wu must do someth ing to save tr
11、ees .First, we should plant more trees. At the same time, we also stop people from cutting down trees. Second, we should write on both sides of paper and write more emails so that we can save paper because paper is made of wood from trees. Third, we better walk to school or take a bus to school. At
12、last, we better not use throwaway chopsticks because people cut down many trees to make them.In a word, we should do our best to save trees. Trees can make our earth more and more beautiful.学以致用（请在家长的监督下完成以下任务）I.默写下列短语1吸收2.来自一一3.例如4.事实上：确切说5.环视6.由制成7.大量的：数以百万计的8.对有好处9.在我们的日常生活中10.在许多方面11.保持空气凉爽干净12.
13、使更方便13.许多家具14.停止做某事15. 一个没有树的世界16.与作斗争17.植树节18.因此：结果19.极尽全力去做20.给某人提供某物二、用英语解释下列单词或短语：1.absorb :7.do ones best:2.in fact :8.produce:3. come from:9.major :4. be harmful to :10.imag ine a picture:5. milli ons of:11,look around :6.dicuss :12. more convenient:三、用所给单词的适当形式完成句子(二次作业) ：1. Trees can take in
14、 (harm) gases and produce oxygen for us (breath).2. Trees are major(fight) against air pollution.3. Government should stop people (cut) down the trees4. Inventions make our lives (convenience).5. Look! That boy (lie) on the ground.6. The naughty boy (fight) with his desk mate again.7. The (die) dog
15、(die) finally yesterday.8. Tea also comes from the (leaf) of the trees.9. Tom., Mike and I enjoyed(us) on the beach during the holiday.10. The long bridge is (make) of stones11. In our (day)(life), wu need much water every day.12. This kind of medicine has saved (million) of peoples lives, but there are stilltwo(million) people in danger.四、默写参考范文“ Shenzhen is calling ”：
