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Everything is blue and green under the water. During the day, there’s enough light（光）. When fish swim nearby, you can catch them with your hands.
When you have tanks of air(氧气罐) on your back, you can stay in deep water for a long time. But you must be careful, when you dive in deep water.
It’s the most interesting part of this sport to catch fish. There are most uses for skin-diving, too. You can clean ships without taking them out of the water. You can get many things from the deep sea.
Now you see that skin-diving is both useful and interesting.
小题1: Skin-diving can take you to ___________.
| A．the moon | B．be in danger | C．mountains | D．the deep sea |
| A．you are stronger | B．the fish nearby help you |
| C．you aren’t as heavy as on the land(陆地) | D．there is a lot of light |
| A．can see anything clearly | B．can’t see anything clearly |
| C．can see nothing | D．can see only fishes |
| A．catch fish very easily | B．stay under water for a long time |
| C．be in safe place | D．have more fun |
| A．Skin-diving is a new sport |
| B．Skin-diving is like visiting the moon |
| C．The only use of skin-diving is to have more fun. |
| D．Skin-diving is both interesting and useful |
Skin-diving
（潜泳）Skin-diving is a new sport today. This sport takes you into a wonderful new world. It is like a visit to the moon. When you are under water, it is easy for you to climb big rocks, because you are no longer heavy.
Here, under water, everything is blue and green. During the day, there's plenty of light. When fish swim nearby, you can catch them with your hands. When you have tanks
（罐）of air on your back, you can stay in deep water for a long time. But you must be careful when you dive in deep water.To catch fish is one of the most interesting parts of this sport. Besides, there are more uses for skin-diving. You can clean ships without taking them out of water. You can get many things from the deep sea.
Now you see that skin-diving is both useful and interesting.
(1)Skin-diving is a new sport. It can take you to _____________.
[ ]
|
A ．the moon |
B ．a new world of land |
|
C ．the mountains |
D ．deep water |
(2)Under water ____________.
[ ]
A
．there is plenty of lightB
．there is no light at allC
．you can find a lot of blue fishD
．everything looks blue and green(3)You can climb big rocks under water easily because ____________.
[ ]
A
．you are very heavyB
．you are as heavy as on the landC
．you are not as heavy as on the landD
．you have no weight at all(4)With tanks of air on your back, you can ____________.
[ ]
A
．catch fish very easilyB
．stay under water for a long timeC
．climb big rocksD
．have more fun(5)Which of the following is NOT true?
[ ]
A
．Skin-diving is a new sport.B
．Skin-diving is like visiting the moon.C
．The only use of skin-diving is to have more fun.D
．Skin-diving is not only interesting but also useful. 查看习题详情和答案>>阅读理解
The undersea world is very beautiful. Now more and more people want to dive in the water to find the secrets there. Scuba diving is a new sport today. It can take you into a wonderful undersea world.
You will find many strange animals in the sea. Some are as large as a school bus. Many sea animals give out light in the dark and some have sharp teeth.
During the day, there is enough light. Here, under the sea, everything is blue and green. When fish swim nearby, you can catch them with your hands. When you have bottles of air on your hack, you can stay in deep water for a long time. However, you can't dive too deep. And you must be very careful when you dive in deep water.
The deep sea is not an easy place to live in. It's cold, and it's dark, too. The deeper it is, the less sunlight there is. At about 3,000 feet, there is no light at all. It is dark in the sea. Many fishes have no eyes. Some have big eyes. A few have eyes on one side.
Besides
（除了）the cold and darkness, deep-sea animals face a third danger－other animals.Animals eat! They must find food to eat. Many animals eat plants. However, some animals eat meat. TI-ns means these sea animals have two big jobs. They need to find animals as food, and they have to try not to become other animals' meal.
(1) Why do people want to dive in the sea. Because ______.
[
]A
．they want to catch fishB
．they want to find the secrets of the undersea worldC
．the sea is deepD
．there are all kinds of plants in the sea(2) In the daytime, when you dive in the sea, you ______.
[
]A
．can see everything green and blueB
．can't be in dangerC
．can catch nothingD
．can't see anything clearly(3) How many dangers will animals meet in the deep sea?
[
]|
A ．One. |
B ．Two. |
C ．Three. |
D ．Four. |
(4) When you do scuba diving, you can _______.
[
]A
．stay in deep water for a long timeB
．dive very, very deepC
．live in deep water easilyD
．dive freely without any dangers(5) Which of the following is WRONG?
[
]A
．One animal finds something to eat, and it may be eaten by others.B
．At the depth of 3,000 feet under the sea, many animals can find their way by hearing and feeling.C
．The deeper the sea is, the darker and colder it is.D
．At the depth of 3,000 feet under the sea, all animals can find their way by seeing. 查看习题详情和答案>>The undersea world is very beautiful. Now more and more people want to dive
（潜水）in the water to find the secret there. Scuba diving is a new sport today. It can take you into a wonderful undersea world.You will find many strange animals in the sea. Some are as large as a school bus. Many sea animals give out light in the dark and some have sharp teeth.
During the day, there is enough light. Here, under the sea, everything is blue and green.
When fish swim nearby, you can catch them with your hands. When you have bottles of air on your back, you can stay in deep water for a long time. However, you can't dive too deep. And you must be very careful when you dive in deep water.
The deep sea is not an easy place to live in. It's cold, and it's dark, too. The deeper it is, the less sunlight there is. At about 3,000 feet, there is no light at all. It is very dark in the sea. Many fishes have no eyes. Some have big eyes. A few have eyes on one side.
Besides
（除了）the cold and the darkness, deep-sea animals face a third danger-other animals.Animals eat! They must find food to eat. Many animals eat plants. However, some animals eat meat. This means these sea animals have two big jobs. They need to find animals as food, and they have to try not to become other animals' meal.
根据短文选择正确答案
(1) Why do people want to dive in the sea? Because ________.
[ ]
A
．they want to catch fishB
．they want to find the secrets of the undersea worldC
．the sea is deep(2) In the daytime, when you dive in the sea, you ________.
[ ]
A
．can see everything green and blueB
．can't be in dangerC
．can catch nothing(3) How many dangers will animals meet in the deep sea?
[ ]
|
A ．One. |
B ．Two. |
C ．Three. |
(4) When you do scuba diving, you can ________.
[ ]
A
．stay in deep water for a long timeB
．dive very, very deepC
．live in deep water easily(5) Which of the following is WRONG?
[ ]
A
．At the depth of 3,000 feet under the sea, all animals can find their way by seeing.B
．At the depth of 3,000 feet under the sea, many animals can find their way by hearing and feeling.C
．The deeper the sea is, the darker and colder it is. 查看习题详情和答案>>