Such old shells found in the rocks are called fossils. 这些从岩石中找到的古老甲壳，名叫化石。 Another kind of rock in which many fossils are found is called limestone. A drop of acid or of strong vinegar will tell you whether a sto...
Lesson 50 Only A Stone 第50课 只是一块石头 What is the oldest thing you have seen? One boy thinks it is a church, for he has seen a date on one which tells that it was built hundreds of years ago. 小朋友，你见过的最古老的东西是什...
Lesson 49 Chestnuts 第49课 栗子 How nice it is to go for a country walk in the spring, when everything looks fresh and green, and the air is not too hot! Probably we shall not have to go very far before we see the fine large shady tree called the...
Spaniels are rather small dogs, with curly hair and long ears. The mastiff is a big dog with a smooth coat. He is the best kind of dog for watching the house and frightening away robbers. 西班牙猎犬也叫狗，个头很小，卷毛，长长的耳朵...
Lesson 48 More About The Dog 第48课 关于狗的其他事情 The different kinds of dogs are so unlike each other, that it is hard to believe that they all come from the same family. What a difference there is in their coats! Dogs like the greyhoun...
The dog has bright and knowing eyes, but he cannot see at night so well as the cat can. The pupil, or little black space in the middle of each eye, is never so large as that of the cat. Pussy chases the mice by night, but the dog hunts only in the da...
Lesson 47 Our Friend The Dog 第47课 狗人类的朋友 Cats usually like the house in which they live better than they like the people who live in it. They will leave a kind mistress and go back to their old homes. But if we are kind to our dogs, t...
When the coffee-berries are ripe, they are either picked or shaken off the tree into cloths spread out below. 咖啡浆果成熟的时候, 就让工人摘下来, 或者从树上摇下来, 落到树下面铺着的布上。 The berries are then dried i...
Lesson 46 A Cup Of Coffee 第46课 一杯咖啡 If you ask a grocer for some coffee, he will give you a dark-brown powder which has a strong, pleasant smell. 你去杂货商那儿买咖啡, 他会给你一种深棕色的粉末, 散发着强烈的香味...
There are also two pairs of fins lying just behind its head, a large pair and a small pair, near the ends of the slits, where the gills or lungs of the fish are placed. 在脑袋后面还有两对鳍, 一对比较大, 一对比较小, 就在鱼鳃开口...
