【正文】
om the ground to the plant. What is the stem for? ? The stem carries the water from the roots to the leaves and flowers. ? The stem holds the leaves and flowers in the sunlight. ? Leaves make food for the plant. Why do plants have flowers? ? Is it because flowers are beautiful? No! plants have flowers because the flowers make seeds. New plants grow from seed. What part do we eat? ? People eat all parts of a plant. ? A carrot is root ? We eat the leaves of cabbage. ? The seed of the rice plant 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 ma