part 11

121 Seeing and hearing and touch are three of our senses. We get knowledge through our eyes (seeing), through our ears (hearing), and through our fingers (touching). These are three of our chief senses. Another sense is taste. This is a man's tongue These are his lips. This is his chin. The chief work of the tongue is tasting. Here is some white powder on a plate. It may be salt or it may be sugar. Which is it— salt or sugar? She is tasting the powder. She has some of it on her finger. She is putting some of the powder on her tongue. She is tasting it.

视觉、听觉和触觉是我们的三种感官。 我们通过眼睛（看）、耳朵（听）和手指（摸）获得知识。 这是我们的三种主要感觉。 另一种感觉是味觉。这是人的舌头，这是人的嘴唇。 这是他的下巴。舌头的主要工作是尝味道。 盘子里有一些白色粉末。 可能是盐，也可能是糖。 是盐还是糖？ 她正在品尝粉末。 她手指上沾了一些。 她正在把一些药粉涂在舌头上。 她正在品尝它。

122 We get salt from the sea. The water in the sea has salt in it. We get salt from salt mines. Some mines are deep. They go far down into the earth. We get sugar from plants. We get it from the stems of some plants. We get sugar from the roots of some plants. The salt or sugar which we put in our food is a white powder.

我们从海里得到盐。 海水里有盐。 我们从盐矿里得到盐。 有些矿井很深。它们深入地下。 我们从植物中获取糖。我们从一些植物的茎中提取。 我们从一些植物的根中获取糖。 我们放入食物中的盐或糖是一种白色粉末。

123 The taste of sugar is sweet. This is a cake. It has white sugar on the top. Cakes with sugar on them are very sweet. This is an orange. This is its skin. Some oranges are sweet. But the taste of their skin is bitter. Salt has a salt taste. Sugar has a sweet taste. To the eye salt and sugar seem the same. But to the tongue they are very different. Their taste is very different.

糖的味道是甜的。 这是一个蛋糕。上面有白糖。 加糖的蛋糕很甜。 这是一个橘子。这是它的皮肤。 有些橙子是甜的。但是他们皮肤的味道是苦的。 盐有咸味。糖有甜味。 在眼睛看来，盐和糖是一样的。 但对舌头来说，它们是非常不同的。 他们的口味很不一样。

124 What is the work of the nose? What do we do with our noses? She has a flower in her hand. She is smelling the flower. Some flowers have a sweet smell. Some flowers have no smell. This is grass. These flowers are in a garden. They have a sweet smell. These are pigs. Some pigs are dirty. Some pigs are clean. (See page 5.) The smell of dirty pigs is not sweet. It is a bad smell. This is smoke. This is a fire. Some smoke has a good smell. The smell may not be sweet, but it may be a good smell. He is smoking a pipe. Is the smell of the smoke good?

鼻子是做什么工作的？ 我们用鼻子做什么？ 她手里拿着一朵花。 她正在闻花。 有些花有香味。 有些花没有气味。 这是草。这些花在花园里。 它们有一种甜甜的味道。这些是猪。 有些猪很脏。有些猪很干净。 （见第5页。）脏猪的味道不甜。 这是一种难闻的气味。这是烟。 这是火。有些烟很香。 这种气味可能不甜，但可能很好闻。 他在抽烟斗。烟味好闻吗？

125 We see things with our eyes and we see their colors. Here are some names of colors: green blue white red yellow gray What is the color of grass and leaves in spring? Grass and leaves in spring are green. What is the color of this girl's lips? Her lips are red. The sky is blue. It is blue when it is clear. The color of some clouds is white. Other clouds are gray. The sun is yellow. Sometimes when it is going down or coming up it is red. This flame is yellow.

我们用眼睛看事物，我们看到它们的颜色。 这里有一些颜色的名字：绿，蓝，白，红，黄，灰春天的草和树叶是什么颜色的？ 春天的草和树叶是绿色的。 这个女孩的嘴唇是什么颜色的？ 她的嘴唇是红色的。天空是蓝色的。 天气晴朗时它是蓝色的。 有些云的颜色是白色的。 其他的云是灰色的。太阳是黄色的。 有时，当它下降或上升时，它是红色的。 这火焰是黄色的。

126 We see things with our eyes. We see the sizes and colors of things. Sometimes things seem to our eyes greater or smaller than they are. They are not what they seem. This man is tall. This man is short. This is a tall woman. This is a short woman. Here are two men. Do they seem the same size? Which of them seems taller? Does the man who is farther seem taller than the man who is nearer? The pictures of them are the same size. The lines in the picture make the man who is nearer seem shorter.

我们用眼睛看事物。 我们能看到事物的大小和颜色。 有时候，事物在我们眼中看起来比它们大或小。 他们不是他们看起来的那样。 这个人很高。这个人很矮。 这是一个高个子女人。这是一个矮个子女人。 这里有两个人。它们看起来一样大吗？ 他们中哪一个看起来更高？ 离得远的人看起来比离得近的人高吗？ 他们的照片是一样大的。 图中的线条使离得较近的人显得较矮。