《广州初中牛津七年级英语下册-3》由会员分享，可在线阅读，更多相关《广州初中牛津七年级英语下册-3（8页珍藏版）》请在金锄头文库上搜索。
1、 课题复习牛津初中英语七年级下册Chapter3单词与短语重难点解析1. 掌握Chapter3的单词与词组 ；2. 掌握Chapter3动词短语的固定搭配；3. 掌握Chapter3固定句型的用法；课堂教学环节及内容【短语Unit 5】a drop of water 一滴水 be made up of 由构成turn off 关掉 dry up 干涸add . to . 把加入 turn into （使）变成travel through 通过 have a bath 洗盆浴come out of 从出来 take/have a shower 淋浴a bit 有点；一点 instead of 而
2、不是part of 的一部分pocket money 零花钱continues made up of returnfresh part of salt【练习1选词填空】How much of the earth is covered with water? About 75% of the Earth s surface is covered with water. 97%of the water on Earth is _ water. It is _ salt and other minerals（矿物质）. Human can not drink this water. Less tha
3、n 1% of all the water on the Earth is _ water that we can use. So water is valuable.What is the water cycle?In the water cycle, water turns into vapour, travels into the air and becomes _ a cloud. Then it falls down to the Earth as rain, and turns into vapour again. This _ in a never ending-cycle. B
4、ecause of the water cycle, the water you use today may _ to you after many cycles.【练习2选词填空】added . to journey valuabledropped turn . off voice 12 JulyDear Diary,I talked to a water today. It was really interesting.In the morning, I left the tap on in the bathroom. Then I heard an angry_. It told me
5、to_ the tap_.It was a drop of water! It tole me about its_. It_ from a cloud into a river. We could not drink this water because it was dirty, so people had to clean it. They_ some chemicals_ the water to make it clean. Then it traveled to my home.Water is very_. People should not waste or pollute i
6、t. 【练习3根据首字母提示填空】1.We should save every d_ of fresh water.2.“Be quiet,” said Tom in a low v_ to his classmate.3.The workers a_ chemical_ the swimming pool to keep it clean.4.Go t_ the forests and you will find a beautiful lake.5.Time is v_. You shouldn t waste it.6.Water f_ about 70 percent of an ad
7、ult s body weight.【练习4根据首字母提示填空】Water talksDora was in the bathroom, The tap was o_.“Turn that tap off,” said an angry v_. You re wasting water.Dora looked around, but there was no one there.“Who are you?”“I m a d_ of water. Do you know where I come from?”“From the tap?” asked Dora.“A few days ago,
8、I was in a cloud,” said the drop of the water. “Then I dropped into a river and ran into a reservoir. Then it was time for people to clean me.”“Clean you?” Dora asked.“Yes, I was dirty. They cleaned me and added some c_ to me.Then I travelled t_ the pipes under the streets and now I m here.”Dora ask
9、ed, “So is this the end of your j_?”“No. People will make me clean again.” I ll go into a river and then into the sea again.“Again?”“Yes. My journey starts there. Remember not to waste or pollute me. I m v_.”Dora turned the tap off and came out of the bathroom.【练习5根据提示完毕表格】The Amazon River（亚马逊河）is i
10、n the south America. It is 6440 kilometres long and is the second longest river in the world. The Amazon River begins in the high mountains of Peru（秘鲁）. It then crosses over into Brazil. Most of the Amazon is in Brazil. Finally, it ends in Atlantic Ocean. While（虽然）in Peru the river is very small, it
11、 is 240 kilometres wide by the time to the sea.The Amazon River has more water than any other river in the world. In the river, there are over different kind of fish. Along the Amazon River are some of the wettest places in the world, and kilometres and kilometres of forests. Many of them are very d
12、ifferent from the ones in China. There are also many strange plants along the Amazon. Some of these are quite important to people because we can make medicine from them.The Amazon RiverLength:_Width:_Begins in_, runs through_, and ends in_ImportanceHas_than any other river in the world.Has over_ dif
13、ferent kinds of_ along the Amazon.There are kilometres and kilometres of_ along the Amazon.There are many animals; many are very_ from those in China.There are many_; some are quite important to people because we can_ from them.【练习6完形填空】On and under the waterThe deepest part of the sea in the world
14、is called the Mariana Trench（马里亚纳海沟）. It is in the Pacific Ocean. In 1995, a Japanese submarine（潜水艇）called the Kaiko went down almost 11000 metres into the Mariana Trench. Scientists found that_ fish and some other animals living in the darkness.It is not_ for people to dive deep into the ocean. Humans cannot go down much deeper than about thirty metres under water
