【正文】
lant feed billions of people. What’s a billion? It’s 1 000 000 000! Here are some parts of plants we eat. Can you name some of these vegetables? Let’s do it ? Talk about plants with your partner. What are the parts of plants for? Fill in the chart. Parts of plants What is it for? ? How many plants do you think there are in the world? 你認(rèn)為世界上有多少種植物? ? how many意為“多少”,用來詢問可數(shù)名詞的數(shù)量,其后接名詞復(fù)數(shù),詢問不可數(shù)名詞的數(shù)量用 how much。 ? How many people are there in your family? 你家有多少人? ? How much money do you have? 你有多少錢? ? How many parts do plants have? 植物有幾部分(組成)? ? part n. 一部分,反義詞是 whole。 ? Parts of the book are interesting. 這本書有些部分有趣。 ? The story is told in three parts. 這個故事分 3個部分。 ? Roots grow below ground. 根生長在地下。 ? below prep.(表示位置、職業(yè))在下面,也可表示數(shù)量、年齡、程度,在以下。 ? below stairs在樓下 ten degrees below zero零下 10度 ? 辨析: below與 under ? 表示垂直位置或貼近用 under,其余用 below。 ? Now the bridge is under the plane. 現(xiàn)在這座橋處于飛機正下方。 ?