Change Color?
美音、自然拼读、分级阅读与词汇复习
Table of Contents So Many Colors.
目录如此多彩。
4 Making Food.
4"做饭".
6 Summer.
6个夏天。
10 Fall.
十法尔.
13 Winter and Spring.
13 冬至春节.
15 Glossary.
15 词汇。
16 So Many Colors One of nature’s most beautiful sights is a forest full of bright fall colors.
16 种多颜色 自然界最美的景点之一 是一个充满明亮倒地颜色的森林。
Imagine making art with all those colors of paint!
想象一下用这些颜色的颜料来制作艺术!
A fall forest has many colors.
倒塌的森林有很多颜色
Leaves in their fall colors are beautiful.
叶子倒地的颜色很美
Did you ever wonder why a tree’s leaves change color?
你有没有想过为什么树叶会改变颜色?
To answer this question, you need to understand the important job that leaves do.
为了回答这个问题,你需要了解离开的重要工作。
Making Food Leaves make food so the tree can grow and have energy.
使"食物叶"能做食物,使树能生长并有能量.
This process is called photosynthesis.
这个过程叫做光合作用.
Leaves need four things to do their job.
出叶需要四事来作活计.
stems.
开始吧
How Leaves Get Water Two Types of Trees Not all trees lose their leaves in fall.
叶子如何取出水 两种树种 并不是所有的树都掉落了
Deciduous (dee-SIJ-oo-us) trees lose their leaves once each year.
断生(dee-SIJ-oo-us)树每年会失去一次叶.
Evergreen trees lose and grow their leaves throughout the year.
常绿树一整年都落花落花生.
This book is about deciduous trees.
这本书是关于被割断的树木的.
around them.
环绕着他们
chlorophyll for photosynthesis.
叶绿素为光合作用.
Chlorophyll gives leaves their green color.
氯phy会让叶子绿色
Many parts of green plants have some chlorophyll in them.
绿地植物的很多部分都含有一些叶绿素.
Leaves have the most chlorophyll of all the parts.
叶子的叶子是所有叶子中叶子最多的.
the food that gives plants energy.
给植物能量的食物
When they make food, trees also give off a gas called oxygen.
当它们做食物时,树木也会释放出一种叫氧气的气体.
Animals need oxygen to live.
动物需要氧气才能活下来.
Plants get their green color from chlorophyll.
植物从叶绿素得到绿色.
Animal Food Starts with Plants photosynthesis energy mouse eats grass hawk eats mouse Photosynthesis doesn’t just help plants stay alive.
动物食物从植物开始,
Photosynthesis makes food for all living things.
相相相相相能为一切众生作取食.
Some animals, such as mice, eat plants.
一些动物,如小鼠会吃植物.
Other animals, such as hawks, eat the plant eaters.
鹰等其它动物会食用植物食人.
Without plants, what would hawks do for food?
没有植物,鹰会怎么做的食物?
Summer Summer is playtime.
夏天是游戏时间。
For the leaves of many trees, however, it’s work, work, work!
但对于许多树叶来说,
The Sun is shining.
太阳发光了
The leaves are making sugar from water, carbon dioxide, and sunlight.
叶子用水,二氧化碳和阳光来制糖.
Almost all life on Earth depends on photosynthesis.
地球上几乎所有的生命都依赖于光合作用.
It may not look like it, but this tree is working hard.
可能看起来不像 但这棵树很努力
What do the leaves do with the sugar?
花叶和糖有什么关系?
They send it to the tree’s roots, branches, and buds.
他们把它送到树根、树枝和花芽上。
Those parts store sugar so the tree will have food during the cold months.
这些零件储存了糖 所以树在寒冷的几个月里会有食物
Leaves are green in summer because they are full of chlorophyll.
叶子在夏季是绿色的,因为它们充满了叶绿素.
Leaves also have orange, yellow, or brown chemicals inside them.
叶子还含有橙色,黄色或棕色的化学物质.
Those chemicals are there in summer, but the green chlorophyll hides them.
这些化学品在夏天存在, 但绿色的叶绿素隐藏了它们。
Wowser!
哗!
Most trees that drop their leaves lose them over days, weeks, or even months.
大多数落叶的树木在数日,数周甚至数月内失去.
However, a ginkgo tree can lose all its leaves in a single day.
然而,一棵金克果树可以在一日之内失去其所有的叶子.
Do You Know?
你知道吗?
The chemical that makes leaves orange is also found in carrots, tomatoes, and sweet potatoes.
使叶子橙的化学还存在于胡萝卜,番茄和甜薯中.
The chemical that makes leaves red is also found in berries, cherries, plums, and red cabbage.
使叶子出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出入出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出入出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出
Fall In places far from Earth’s equator, the temperature gets cooler in fall.
坠落 在远离地球赤道的地方,秋季温度会变凉.
The days get shorter, and the nights get longer.
日子越来越短,夜晚也更长。
Trees get less sunlight, so photosynthesis slows down.
树木获得的阳光较少,因此光合作用会减缓.
Over time, leaves stop making chlorophyll, so they lose their green color.
随着时间的推移,叶子停止了叶绿素的制作,从而失去绿色.
The hidden orange, yellow, and brown colors start to show.
隐藏的橙色,黄色和褐色的颜色开始显现.
Leaves also start making a red chemical at this time.
叶子此时也开始做出红色的化学物质.
When the weather gets cold enough in fall, the temperature drops below freezing.
当秋天天气变冷后,温度会降至冰下.
Since tree sap contains a lot of water, it can freeze.
由于树苗含有大量水分,因此可以被冻住.
A tree’s roots, trunk, and branches protect the sap from freezing.
树根、树干和树枝保护树苗免受冻死。
However, leaves are very thin.
然而,叶子很薄.
If they freeze, the tree will be hurt.
如果他们被冻住,那棵树会受伤的.
Bright Red Leaves The red color in leaves comes from sugar that gets trapped in the leaves.
亮红叶 叶子中的红色来自被困入叶子中的糖.
Some trees, such as red maples, make more red color than other trees.
有的树木,如红枫等,会比其他树木更能做出红色.
How red the leaves turn also depends on the weather.
叶子多红也取决于天气.
Some years have a lot more red leaves than other years.
有些年份的红叶比其他年份多很多.
Trees drop their leaves to keep themselves safe.
树倒花叶以自保.
They close off the opening at the bottom of each leaf’s stem.
它们关闭了每根叶子底部的开口。
Soon afterward, the leaves fall off.
不久后,叶落出.
An early freeze can harm a tree.
早冻会伤害一棵树.
Glossary carbon an invisible gas that is dioxide (n.)
术语: 碳是二氧化物的无形气体(n.)
absorbed by plants during photosynthesis (p.
光合作用(p.
7) change (v.)
7) 变更(五.
to become different (p.
改为不同(p.
5) chemical (n.)
5) 化学(n.
something made by a chemical process (p.
由化学过程制成(p.
7) chlorophyll (n.)
7) 叶绿素 (n.
a substance in plants that can turn water, air, and sunlight into food (p.
在植物中可以将水,空气,阳光转化为食物的物质(p.
7) fall (n.)
7) 秋季 (n.
the season between summer and winter (p.
夏季至冬季的季节(p.
4) leaves (n.)
4) 叶(n.
the parts of plants that grow on stems or branches and use light to make food for the plants (p.
植物生长于茎上或分枝上并用光为植物作食物的部分(p.
5) oxygen (n.)
5) 氧气(n.
a gas that has no color, taste, or smell and that most animals need to live (p.
一种气体,没有颜色,味觉或嗅觉,大多数动物需要活(p.
8) photosynthesis the process by which (n.)
8) 光合作用的过程(n.)
chlorophyll in plant cells transforms sunlight, water, air, and nutrients into food (p.
植物细胞中的叶绿素会将阳光,水,空气,和营养物质转化为食物(p.
6) store (v.)
6) 商店(五.
to keep or collect something to use later (p.
用于保存或收集以后使用的东西(p.
11) Winter and Spring Trees that drop their leaves are bare in winter.
11) 冬春花花花落花落花落花落花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花入花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花入花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出花出
They use the stored food to get through the cold days and colder nights.
他们利用所储存的食物来渡过寒冷的日子和更冷的夜晚.
Spring comes before long.
春来不久.
Ice and snow melt, and the rains come.
冰雪相去相去相去相去相去来相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相去相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相相
The Sun shines, and tiny leaves sprout from branches.
出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出
Once again, the leaves use water, chlorophyll, carbon dioxide, and sunlight to make food.
叶子再次使用水,叶绿素,二氧化碳和阳光来制作食物.
The cycle begins again.
这个周期再次开始。
(Left) A deciduous tree in winter.
(左)一棵冬取去克克克.
(Right) New leaves appear in spring.
(右)出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出入出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出出