英语人教版八年级下册Unit 7 lesson1.ppt

square n.平方平方meter n.米米deep adj.深的深的desert n.沙漠沙漠population n.人口人口Asia n.亚洲亚洲tour v.n.旅行旅行tourist n.旅行者旅行者wall n.墙墙amazing adj.令人大为惊奇的令人大为惊奇的ancient adj.古代的古代的wide adj.宽的；宽阔和宽的；宽阔和Do you know these interest places?Qomolangma Qomolangma The NileThe NileThe Caspian Sea The Caspian Sea The SaharaThe SaharaWhich is the highest mountain in the world?Which is the longest river?.The worlds highestmountain in the world.Do you know howhigh it is?It is 8,844 metershigh.QomolangmaDo you know Sahara is the biggest desert in the world?Yes,it is about 9,600,000 square kilometers in size.SaharaThe worlds deepest salt lake The Caspian SeaDo you know that how deep the worlds deepest Salt lake?Yes,it is 1,025 meters deep.The longest riverin the world-Do you know its name?-It is Nile.-Do you know how long it is?-Its about 6,671 kilometers long.The Nilesize n.1.大小大小CUWhats the size of the park?2.尺码尺码,号号CThis shirt is your size.1a Match the facts you know.Qomolangma about 9,600,000 square kilometers in sizeThe Sahara1,025 meters deepThe Caspian Sea6,671 kilometers longThe Nile8,844.43 meters high8,844 meters high.8,844米高米高 meters high(long,wide)米高（长，宽米高（长，宽)。英语表示英语表示“有多长（宽，高有多长（宽，高）”时，时，一般一般将数词和数量单位放在表示长宽高的将数词和数量单位放在表示长宽高的形容词前作状语形容词前作状语。e.g.The wall is 1.7 metres wide.翻译句子翻译句子 1.这张桌子两米长，一米宽。这张桌子两米长，一米宽。2.这座山有这座山有1500米高。米高。3.这栋楼这栋楼120米高。米高。4.这个湖有多深？这个湖有多深？1025米深。米深。The table is two meters long and one meter wide.The mountain is 1,500 meters high.The building is 120 meters tall.How deep is the lake?Its 1,025 meters deep.1b Listen and complete the sentences.1.Qomolangma is _ than any other mountain in the world.2.The Sahara is _ desert in the world.3.The Caspian Sea is _ of all the salt lakes.4.The Nile is _ river in the world.higherthe biggestthe deepestthe longestPractice in pairs like this:A:What is the in the?B:A:To memorize the important phrases and sentences.B:To make some dialogues about asking the size of objects.