Unit 7 Protect the Earth 知识点讲解+单元练习（讲义）译林版（三起）六年级上册

Unit 7 Protect the Earth 知识点讲解 一、重点单词 1.much 很多　　　2.oil 石油　　　　3.drive 开车，驾驶　　4.other 其他的 5.glass玻璃 6.protect 保护 7.Earth 地球 8.save 节约 9.useful 有用的 10.waste 浪费 11.reuse 再利用 12.energy 能源 13.most 大部分 14.coal 煤炭 15.wood 木头，木材 16.plastic 塑料 17.project 课题 18.poster 海报 19.gate 大门 二、重点短语 1.come from 从……来，来自　　　　2.too many / too much 太多 3.waste water 浪费水　　4.save energy 节约能源　　5.on Earth 在地球上 6.a lot of energy 许多能源　7.cut down 砍伐，砍掉　8.be bad for 对……有害 9.plastic bags 塑料袋　10.glass bottles 玻璃瓶　11.do a project 做一个课题 12.make a poster 制作一张海报　13.on the trees 在树上 14.protect the Earth 保护地球 三、重点句型 1.We drink water and use water to clean things every day. 我们每天喝水，用水洗东西。 2.In many places， there is not much water. 在许多地方没有很多水。 3.Most of our energy comes from coal and oil. 我们所用的大部分能源来自煤炭和石油。 4.Too much plastic is bad for the Earth. 太多的塑料对地球有害。 5.Let's make a poster and tell them about it. 让我们制作一张海报来告诉他们这一点。 单元练习 一、单选题 1．Billy __________ the banana skin and falls. (   ) A．slips on B．slip on C．slipping on 2．To keep our school clean, we should _______ every day. (   ) A．throw the rubbish B．walk to school C．sweep the floor 3．mob ___ A．ill B．iel C．ile 4．—There is a piece of paper on the ground. Please ________. (    ) —OK. A．pick it up B．pick up it C．to pick it up 5．We should put rubbish in the _______. (   ) A．rubbish bin B．room C．river D．can 6．—What can you do ________ your schoolbag tidy? (     ) —I can put all the school things in order. A．to keep B．keeping C．keep 7．_____ play a game now. (   ) A．Let is B．We are C．Let’s D．Let was 8．We can _______ to keep our school clean. (     ) A．throw the rubbish B．walk to school C．sweep the floor 9．_______ your clothes clean, Mike. A．Keeps B．Keep C．to keep 10．Look! Some fish in the river dead. A．is B．are C．were 二、情景选择 11．You shouldn’t the banana skin the ground. (     ) A．throw; on B．throws; on C．throw; at D．throws; at 12．Ben is sick. He goes hospital. (     ) A．to B．in the C．/ D．into 13．Can you the smoke? (     ) A．smell B．smells C．to