可知此处说的是生产纸袋的情况,“制作,生产” 用“produce” 或“make”,作主语要用动名词形式,所以填 Producing 或 Making。第 5 题,由“However, it takes even more energy and water to go through the recycling process than to make a brand - new paper bag” 可知,制作全新纸袋比回收过程消耗更少...
The Special Collection "Building Planets: The dynamics and geochemistry of core formation" aims to combine cutting edge experimental, analytical, and modeling results with review articles defining the state of the science and current challenges to our understanding of the origin, geophysics, and ...
into the sky.Rockets can fly far out into space.They send spacecrafts to the moon.Spacecrafts with men in them have been to the moon.Several spacecrafts without men in them have flown to another planet much farther away than the moon.One day men may be able to go to any places in ...
Make Saturn using pale yellow modeling clay. Saturn is another large planet more than eight times larger than Earth and is famous for its rings. To create the rings of Saturn, roll some yellow modeling clay flat and carefully cut it into a circle with a hole in the center large enough t...
He is well known for his demotion of Pluto to a dwarf planet. Tyson said not deleting Pluto as a “planet” would insult all the other planets in the solar system. The decision to reclassify Pluto was not meant to diminish its significance but rather to clarify the definition of what mak...
How to Make a Little Planet Okay, back to the instructions. First you need to open your image in Photoshop and alter the proportions of your photo so that it becomes a square. To do this go to Menu > Image > Image Size. Once the Image Size pop-up window opens, make sure you deact...
The compositions of meteorites show that volatile compounds of carbon, nitrogen, oxygen and hydrogen should be abundant in rocky planets, and could be released during and after accretion of the planets themselves to give primitive atmospheres and oceans. The earliest atmospheres would have contained ...
planet and good for your health. Then there are some ‘bigger picture’ changes that are also very easy to make, which add up to making the world a better place. Bank with an ethical bank; take more local holidays; try to avoid single-use plastics; reduce, reuse and recycle; support ...
This makes it an excellent insulator, but the same way you have to pack it in your hands to make a snowball, it isn't dense enough to build with.因此，雪花是非常好的保温材料，但如果你想抓一把雪花做一个雪球的话，你会发现做不了，因为密度不够。Solid ice, on the other hand, makes a ...
If you can, go into an outdoors store to try on a range of backpacks for size and fit. A rucksack that your 6ft-tall, broad-shouldered travel companion finds comfortable might not be right for you if you have a much smaller frame. Make sure you spend time adjusting the shoulder straps...