《Unit 7 What’s the highest mountain in the world Section A》PPT课件4-八年级下册新目标英语【人教版】.ppt

人教2011课标版八年级下册Unit7 What’s the highest mountain in the world?Section A（Grammar focus 4a-4c) Activity1Play a number game. Say the numbers in the order one by one. But you must clap when it’s your turn to say the numbers that end with three or that is the times of three. Say and learn.6,300 5,000 5,250,464 six thousand three hundredfive thousand two hundred and fifty thousand four hundred and sixty-four five thousand 100, 1,000 1,000,000 1,000,000,000 hundred百 thousand千 million百万 billion十亿 Watch and answerWhat is the video about? How high is Qomolangma? Activity2 Watch and talk Let’s look at some beautiful pictures and talk about them. Qomolangmathe highest mountain in the world8844.43 meters high the Saharathe biggest desert in the worldAbout 9,600,000 km2 in size the Caspian Seathe deepest of all the salt lakes1,025 meters deep the Nilethe longest river in the world6,671 kilometers long Watch and compare.tallerthe tallest Grammar Focus—What’s the _______ mountain in the world?(high)— Qomolangma.— How high is Qomolangma?— It’s 8,844.43 meters high. It’s _______ than any other mountain.(high)highesthigher — Which is the________ (deep)salt lake in the world?— The Caspian Sea is the _______ of all the salt lakes.(deep)—Did you know that China is one of the _______(old) countries in the world?— Yes, I did. It’s much ____ (old) than the US.deepest deepest oldestolder Activity3A memory competition Six students stand in a row in front of the class. Each chooses one of the cards and says at least one sentence about the number.  4a Fill in the blanks with the correct forms of the words . big much popular long old high1. The Amazon River is one of the _______ rivers in the world. It’s a little _______than the Yangtze River.2. Qomolangma is 8,844.43 meters _____. It’s one of the most ________ places for seriou