《2025年自主学习手册辽宁少年儿童出版社八年级英语上册译林版》

1. Why do more and more people want to dive in the water now?To find the secrets there.
2. What will you find in the wonderful undersea world?Many strange animals.
3. How can we stay in deep water for a long time?Have bottles of air on our back.
4. What dangers do deep-sea animals have to face according to the article?Darkness, coldness and other animals.
5. What food do these sea animals eat?Plants and meat.

答案： 1. To find the secrets there.
2. Many strange animals.
3. Have bottles of air on our back.
4. Darkness, coldness and other animals.
5. Plants and meat.

五、首字母填空
How do you sleep? Most people sleep on their backs or sides. Do animals sleep the (1)same way? Actually, the ways they sleep are much more different—they can lie down, sit or (2)stand while they sleep.
Swiss scientists did a study on 250 different mammals (哺乳动物). They (3)found that the animals' sleeping postures (姿势) have something to do with their body size and (4)weight.
Small animals with short legs sleep on their stomachs (趴着睡). Their body (5)shape is perfect for this posture. They also like to put their legs (6)under their bodies. Rabbits and cats sleep this way.
But larger animals sleep differently. They (7)lie on their sides. That's because this is more (8)comfortable for their longer legs. Cows and hippos often sleep like this.
However, there are exceptions (例外). Small animals such as mice sometimes sit down to take a short nap. Some large animals such as horses, (9)zebras and giraffes sleep standing up. This way, they can quickly run away if they are in (10)danger.

答案： 1. same
2. stand
3. found
4. weight
5. shape
6. under
7. lie
8. comfortable
9. zebras
10. danger