Where do people on the earth(地球) get energy(能量)? How do we get energy? We eat animals(动物) and plants(植物) to get energy.How do plants get energy? They get energy from the sun, too.Now what words should we put in this dia-gram(图表) on the blackboard?根据短文内容,完成...
Deep inside the Earth lies hot water and steam that can be used to heat our homes and businesses and generate electricity cleanly and efficiently. It's called geothermal energy -- from the Greek words geo, or "earth," and therme, meaning "heat." There is plenty of heat in the center ...
These fuels all come from within the earth. Once we use up all the coal, oil, and gas, we will need new fuels to power our factories.Today, some factories run on nuclear(核子的) energy. Nuclear energy uses only a small amount of fuel to make a large amount of power. In the ...
How does the sun emit energy? Did the sun kick-start life on Earth (and the rest of our solar system)? Does the sun rotate? Why does the sun send outsolar flares? Will the burn out? (And if so, when? And what will happen to Earth and its inhabitantswhen the sun dies?) ...
Solar energy makes us ___ warm when we sit in the sunlight. 此处描述的是太阳能的普遍现象,应该用一般现在时,主语Sun是单数名词,谓语动词用第三人称单数形式。 17. Energy from___ Sun is called solar energy. Sun是世界上独一无二的事物,前面需要加定冠词the。 18. Solar energy makes us ___ w...
4. Gravitational Energy Consumption Gravitational energy is one that surrounds the earth. It is the energy that is consumed when we fall or when we ride uphill. 5. Nuclear Energy Consumption This type of energy gets saved inside tiny atoms that remain invisible. These atoms make up the entire...
根据It is a time to work to keep our earth clean. People plan projects to clean up the land, air and water. 可知,是为了保持我们地球的干净,故选B。【小题3】词意猜测题。句子He needed to get support from Americans to clean up the earth. 他需要得到美国人的支持来清理地球。根据Finally, ...
The third measure is that the rover can conserve energy and reduce energy consumption by changing its working patterns in windy and sandy weather. If all of the first three measures fail to solve the energy problem, the rover will go into dormancy until the dust clears, when...
Here their uses include: "healing crystals," "chakra stones," "energy stones," and "massage stones." In some types of alternative medicine, stones are placed on the body at points of discomfort or on "spiritual centers" known as "chakras." Some people report relief from these treatments, ...
People celebrate World Earth Day every year to B. A. have great fun B. keep our earth clean C. get to know each other D. make more friends3. What does the underlined word probably mean in Paragraph 3? A. 资金 B. 领导 C. 努力 D. 支持4. Which of the following sentence is NOT ...