What animals see
动物看见了什么
一、Pre-reading activity 阅前思考
1.What animals do you like?
你喜欢什么动物？
2.Do you have any animals in your home?
你家里有动物吗？
3.Do you think most animals can see as well as we can?
你认为大多数动物的视力和我们一样好吗？
Scientists think that many —— perhaps most —— animals cannot see colors.The world is black and white to them.
科学家认为，许多动物，也许大多数的动物都不能分辨颜色。对它们来说，整个世界只有黑白两种颜色。
To find out if dogs could see colors, scientists gave dogs food ever time they played a certain piece of music.
为了弄清狗能否分辨颜色，科学家们每次给狗喂食时都播放同一首乐曲。
The dogs got ready to eat only when they heard this piece of music.
狗一听到这首曲子就准备进食。
They did not get ready to eat when they heard other pieces of music.
而当它们听到别的曲子时，就不会作好进食的准备。
Then the scientists gave the dogs food every time they showed them a certain color.The dogs got ready to eat when they saw this color.
然而，科学家们每次给狗喂食时都出示同一种颜色。狗一看到这种颜色就准备进食。
The scientists then showed the dogs another color.Again the dogs got ready to eat.The colors were all the same to them.
接下来科学家们又给狗出示另一种颜色。它们再一次作好了进食的准备。对狗来说，各种颜色都是一样的。
Colors are not all the same to monkeys, however.
然而，对猴子来说，颜色并不完全相同。
For example, if we put food in a red box, and do this every day, a monkey will always go to the red box to get the food.
例如：如果我们把食物放在一只红色的盒子里，每天都这样做，猴子会一直到红色的盒子那儿去找食物。
If we then put food in a blue box, the monkey won't go to it.
如果我们把食物放在一只蓝色的盒子里，猴子就不会去了。
二、New words 新单词
scientist：Scientists are studying animals in many countries.
科学家：许多国家的科学家都在研究动物。
dog：In English-speaking countries many people believe that a dog is man's beat friend.
狗：在英语国家，许多人认为狗是人类最好的朋友。
music：Most people like music, but not everyone likes the same kind of music.
音乐：大多数人都喜欢音乐，但并不是每个人都喜欢同一种音乐。
monkey：Monkeys can be very clever animals.
猴子：猴子是非常聪明的动物。
Box：I found some shoes in an old box.
盒子：我在一个旧盒子里找到了一些鞋子。
三、Vocabulary 词汇
（b）1.Some __________ wanted to find out if dogs could see colors.
a.animals b.scientists
一些科学家想知道狗狗是否能看到颜色。
（b）2.The dogs got ready to eat when the scientists played __________ to them.
a.colors b.music
当科学家们给狗狗们播放音乐时，狗狗们就准备吃东西了。
（a）3.The monkeys found their food in a __________.
a.box b.tree
猴子们在盒子里找到了食物。
四、Main idea 主要意思
Circle the correct answer.将正确答案圈出来。（选4）
The story is about
1.monkeys.
2.dogs.
3.scientists.
4.animals and color.
这是一个关于动物和颜色的故事。
五、Looking for detail 寻找细节
Circle the correct answer.将正确答案圈出来。
（a）1.All colors are the same to __________.
a.dogs b.monkeys c.scientists d.all animals
所有的颜色对狗来说都是一样的。
（b）2.Monkeys know that red and blue are __________.
a.colors b.not the same c.food d.music
猴子知道红色和蓝色是不一样的。
（a）3.The scientists gave the dogs food every time they __________.
a.played certain music b.saw the color red
c.saw the color blue d.went to a box of food
每次播放特定的音乐时，科学家就给狗喂食物。
（a）4.One way dogs are different from monkeys is that __________.
a.dogs cannot see any colors and monkeys can
b.monkeys cannot see any colors and dogs can
c.dogs can see more colors than monkeys
d.monkeys cannot see red and blue
狗和猴子的一个不同之处在于狗看不到任何颜色，而猴子可以。
六、Summary 概括
Write each letter against the correct word in the box.
把每个字母写在方框中正确的单词旁边。
（c）dogs （a）scientists （b）colors （d）same （e）monkeys
Some (a) wanted to find out if animals can see different (b). They found out that (c) cannot see any different colors. All colors are the (d) to them. They found out that (e) know that red and blue are not the same.
一些科学家想知道动物是否能看到不同的颜色。他们发现狗看不到任何不同的颜色。所有的颜色对他们来说都是一样的。他们发现猴子知道红色和蓝色是不同的。
