[ti:UNIT 2 Plant a Plant! Lesson 10: Plant Parts]
[0:00.363]UNIT 2 第二单元
[0:02.105]Plant a Plant! 培育植物
[0:03.775]Lesson 10: 第10课：
[0:05.444]Plant Parts 植物的组成部分
[0:07.100]THINK ABOUT IT! 想一想
[0:08.539]·How many plants do you think there are in the world? 你觉得世界上有多少种植物？
[0:12.760]·How many plants can you name? 你能说多少种植物的名字？
[0:15.350]·Why do plants have flowers? 为什么植物会有花朵？
[0:17.892]How many parts do plants have? 植物由几部分组成？
[0:21.394]A plant has four main parts: 植物有四个主要部分：
[0:24.991]flower 花
[0:26.334]stem 茎
[0:27.773]leaf 叶
[0:28.972]roots 根
[0:30.555]Flowers, leaves and stems grow above ground. 花，叶和茎长在地上。
[0:36.599]Roots grow below ground. 根长在地下。
[0:39.717]What do roots do? 根主要起什么作用？
[0:42.115]Roots bring water from the ground to the plant. 根将水分从地下传输给植物。
[0:46.624]What is the stem for? 茎呢？
[0:49.023]The stem carries the water from the roots to the leaves and flowers. 茎将根内的水份传输给叶和花。
[0:54.970]The stem holds the leaves and flowers in the sunlight. 茎在阳光下支撑着叶和花。
[0:59.479]What are leaves for? 叶子呢？
[1:01.830]Leaves make food for the plant. 叶子为植物制造食物。
[1:05.187]Why do plants have flowers? 为什么植物有花？
[1:08.545]Is it because flowers are beautiful? 是因为花漂亮吗？
[1:11.519]No! Plants have flowers because the flowers make seeds. 不！植物有花是因为花会产生种子。
[1:17.371]New plants grow from seeds. 新的植物都是由种子成长的。
[1:20.920]What parts do we eat? 我们吃哪些部分？
[1:23.799]People eat all parts of plants. 人们吃植物的所有部分。
[1:27.300]·A carrot is a root. ·吃萝卜的根。
[1:29.938]·We eat the leaves of cabbage. ·吃洋白菜的叶子。
[1:33.008]·The seeds of the rice plant feed billions of people. ·水稻的种子养活了几十亿人。
[1:37.949]What's a billion? 十亿是多少？
[1:39.723]It's 1 000 000 000! 是1 000 000 000！
[1:48.826]Here are some parts of plants we eat. 以下是一些可以食用的植物部位。
[1:51.825]Can you name some of these vegetables? 这些蔬菜的名称你能说出几种？
[1:54.904]LET'S DO IT! 做一做
[1:56.863]Talk about plants with your partner. 和你的搭档谈论一下植物。
[1:59.870]What are the parts of plants for? 植物的各个部分各有什么作用？
[2:03.158]Fill in the chart. 填写表格。
[2:04.977]Parts of plants 植物的部位
[2:07.005]What is it for? 作用
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