Unit 7 SectionA Grammar Focus-3c课件 2023-2024学年人教版英语八年级下册

Unit 7 Unit 7 What's the highest mountain in the world? Section A 3 Grammar focus-4c 1. To learn to use numbers to describe facts. 2. To learn to use comparatives and superlatives with adjectives and adverbs. Now try to translate the sentences below. 1. 那个篮球运动员有两米高。 2. 那条河只有两米深/宽。 3. 这棵树有两米高。 4. 那条河长约两千米。 The basketball player is two meters tall. The river is only two meters deep/wide. The tree is two meters tall. The river is about two kilometers long. 5. 这座山大约有两千米高。 6. 这个箱子大约有两米高/宽/长。 The mountain is about two thousand meters high. The box is about two meters high / wide /long. 长度、宽度、高度、深度的表示法 *长度、宽度、高度、深度的表示法，有一个专门的结构： “基数词+单位词+形容词” e.g. Tiger Path is 200 meters long and has a high humidity. 老虎路有200米长，而且湿度很重。 这座山大概两千米高。 The mountain is about two thousand meters high. 那面镜子有两米长。 The mirror is ________________. two meters long 2. 除了以上的表示方法，有时也可用 “基数词+单位词+in+长宽高深度等 的名词”来表示。 … in length 长度 … in width 宽度 … in height 高度 … in depth 深度 若表示重量，可以用 … in weight 2. 这个箱子重9公斤。 The box is 9 kilos. = The box is 9 kilos in weight. 3. 那座桥有三米高。 The bridge is 3 meters in height. 1. 教室有25英尺长，20英尺宽。 The classroom was 25 feet in length and 20 feet in width. Grammar focus 1. —世界上最高的山峰是哪个？ — 珠穆朗玛峰。 — What’s __________ mountain in the world? — Qomolangma. Fill in the blanks according to Grammar Focus. the highest 2. —珠穆朗玛峰有多高？ —它有8844.43米高。它比别的山都 高。 — How high is Qomolangma? — It’s 8844.43 meters high. It’s _____________________ mountain. higher than any other 3. —世界上最深的咸水湖是哪个？ —里海是世界上最深的咸水湖。 — Which is ____________ salt lake in the world? — The Caspian Sea is ______________________________. the deepest the deepest of all the salt lakes 4. —你知道中国是世界上最古老的国家 之一吗？ —我知道。中国比美国古老。 — Did you know that China is _________________________ in the world?