What is the percentage of water and land on Earth?71% of Earth is water while 29% is land. Both will serve, depending upon your need and aim. The interesting thing is that the percentage of water on Earth does not include only the obvious sources of water, like oceans and lakes, but...
We live on Earth. Earth has land and water. Earth's water moves from place to place.It does this over and over. This is called the water cycle(循环).Water falls from the sky when it rains. Rain fills oceans(海洋) and lakes. It also makes puddles! The sun warms lakes and rivers....
1【题文】 We live on Earth. Earth has land and water, Earth’s water moves from place to place. It does this over and over. This is called the water cycle (循环).Water falls from the sky when it rains. Rain fills oceans (海洋) and lakes. It also makes puddles! The sun warms ...
Groundwater正确答案：C。对应原文第二句话，也就是将地下水和江河湖泊水进行比较的那句话。原句说more than 50 times。就证明是地下水的水量大。这里A是饮用性，原文并没有说江水不能喝。B是有用，同理。D是代价。这个就更没提到了。所以答案为C丰富。
Water on the earth will never be used up.It goes from the ocean to the air to make clouds.Then,it falls from the clouds down to the land.It runs off the land and out to the ocean again.The clouds in the air are mmade of water.Sometimes the water falls down from the ground.Some...
There are different annimals on Earth too. Some live on the land, somey in the sky, and some live under the water.There are alsomany people like you and me on Eart air, water and food.It is our home. The Earth provides(提供) us with Today, there i put our rubbish intoto the ...
Water is around us. Water is in the ocean. Water is in the lakes and rivers. Water is in the air. There is more water than land on the earth. All things must have water to live. The plants must have it. The animals must have it. We must have it too. We cannot live without ...
Lakes & Seas Earth is mostly covered by water. Water covers about 70% of our world.Many plants and animals live in the water.Lakes are small bodies of fresh water on land. They are fresh water(淡水). They fill in with river water, rain, springs, or runoff water that comes down ...
阅读理解 Frogs are animals that can live both in water and on land.There are more than 5,000 kinds of frogs on the earth.The earliest known frogs lived about 190 million years ago and the frogs today still look the same.Here are some fun things that
The river is deep and white. Big boats can use a river. People can swim in it. lake : a large area of water that is surrounded by land 湖;湖泊 Ocean (美式英语): The mass of salt water that covers most of the e...