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Unit 7 The sea
【美文阅读】
你对大海了解多少?阳光照耀下她妩媚多姿;狂风暴雨下她凶猛狂暴,除此以外还有什么呢?
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 shal-low.But in some places the depth of the sea is very great.There is one spot,near Japan,where the sea is nearly 11 kilometers deep!The highest mountain in the world is about 9 kilometers high.If that mountain were put into the sea at that place,there would be 2 kilometers of water above it!What a deep place!2·1·c·n·j·y
If you have swum in the sea,you know that it is salty.You can taste the salt.Rivers,which flow into the sea,carry salt from the land into the sea.Some parts of the sea are saltier than other parts.There is one sea,called the Dead Sea,which is very salty.It is so salty that swimmers cannot sink!Fish c
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