[填空题]

What We Take from and Give to the Sea

As long as we have been on earth, we have used the sea around us. We take from the ocean, and we give to it.
We take fishes from the ocean millions of kilograms of fish, every year, to feed millions of people. (46) . We take minerals from the ocean. One way to get salt is to place seawater in a shallow basin and leave it until it evaporates. (47) . Much gold and silver drift dissolved in the waters of the sea, too. But the sea does not give them up by simple evaporation. Other gifts from the sea are pearls, sponges and seaweed. Pearls become jewelry. (48) . Seaweed becomes food of many kinds--even candy, and ice cream as well as medicine. Believe it or not, fresh water is another gift from the se

• a. We cannot drink ocean water. (49) . But ocean water becomes fresh water when the salts are removed. In the future, we will find ourselves depending more and more on
  

[填空题]
As long as we have been on earth, we have used the sea around us. We take from the ocean, and we give to it.
We take fishes from the ocean millions of kilograms of fish, every year, to feed millions of people. (46) . We take minerals from the ocean. One way to get salt is to place seawater in a shallow basin and leave it until it evaporates. (47) . Much gold and silver drift dissolved in the waters of the sea, too. But the sea does not give them up by simple evaporation. Other gifts from the sea are pearls, sponges and seaweed. Pearls become jewelry. (48) . Seaweed becomes food of many kinds--even candy, and ice cream as well as medicine. Believe it or not, fresh water is another gift from the se

• a. We cannot drink ocean water. (49) . But ocean water becomes fresh water when the salts are removed. In the future, we will find ourselves depending more and more on
  

[简答题]P1 hometown sunshin P2 what decision take you long time to make: why it’s difficult to ma ke what happened after you make P3 should school teach student how to solve problem what’s most important element for adults to make decision

[单项选择]What did the thief take from the shop
A. He took the watch which was worth $1 500.
B. He took the camera which was worth $15 000.
C. He took the necklace which was worth $15 000.

[填空题]

What is the first step we should take We should first locate ______ on the map.

[填空题]What is the first step we should take
We should first locate （） on the map.

[单项选择]

What do you know about the sea We know that it looks very pretty when the sun is shining on it. We also know that it can be very rough when there is a strong wind. What other things do we know about it
The first thing—to remember is that the sea is very big. When you look at the map of the world you will find there is more water than land. The sea covers three quarters of the world.
The sea is also very deep in some places. It is not deep everywhere. Some parts of the sea are very shallow. But in some places the depth of the sea is very great. There is one spot, near Japan, where the sea is nearly 11 kilometres deep! The highest mountain in the world is about 9 kilometres high. If that mountain were put into the sea at that place, there would be 2 kilometres of water above it! What a deep place!
If you have swum in the sea, you know that it is salty. You can taste the salt. Rivers, which
A. When it is calm.
B. When the weather is fine.
C. When there is a strong wind.
D. When there is a storm.

[单项选择]

The Sea

What do you know about the sea We know that it looks very pretty when the sun is shining on it. We also know that it can be very rough when there is a strong wind. What other things do we know about it
The first thing—to remember is that the sea is very big. When you look at the map of the world you will find there is more water than land. The sea covers three quarters of the world.
The sea is also very deep in some places. It is not deep everywhere. Some parts of the sea are very shallow. But in some places the depth of the sea is very great. There is one spot, near Japan, where the sea is nearly 11 kilometres deep! The highest mountain in the world is about 9 kilometres high. If that mountain were put into the sea at that place, there would be 2 kilometres of water above it! What a deep place!
If you have swum in the sea, you know that it is salty. You can taste the salt. Rivers, which flow into the sea
A. When it is calm.
B. When the weather is fine.
C. When there is a strong wind.
D. When there is a storm.