How many years has the tower existed till now? A. Less than 140. B. Less than 150. C. Over 150. D. Over 160. 相关知识点: 试题来源: 解析 C 答案:C 解析:考查推理判断。由第二段中的“The tower was completed in 1858 and had its 150th anniversary on 31 May 2009,during which ...
Today there is a growing awareness that mental well-being needs to be given as much attention as physical health. More and more people are suffering from various psychological problems, which have led to many serious consequences and ...
Obviously, Paulisn’t saying that everything back then was better. Time marches on, after all.and it’s tough to argue against the many benefits that the Internet has broughtinto our lives. But that isn’t really the...
Luckily, the ISS has a whole team of astronauts (green thumb not required) from around the world specializing in a variety of scientific and engineering fields. Astronauts conduct experiments and improve our knowledge of cultivating plants in space, as well as many other critical arenas of science...
Like other species, we are the products of millions of years of adaptation. Now we're taking matters into our own hands.
But how do we know that Pangea actually existed? After all, human beings evolved only a few hundred thousand years ago, so no one was around to witness this geomorphological monstrosity. How did scientists “discover” Pangea and other supercontinents of the past? Nowadays, they can study the...
How many Mars rovers have been sent to Mars? NASA has sent five rovers to Mars: Sojourner, Spirit, Opportunity, Curiosity and Perseverance. What are the 2 rovers on Mars called? The two rovers on Mars are Curiosity and Perseverance. How many rovers are currently on Mars? There are two ro...
You can access public and historical records for more information about your house and the land it sits on. If you discover information about your property, you may have to disclose it if you try to sell the home. Many online sources are free to use, but some require a fee. ...
The walls, which were painted white, had been dirtied over many years. I reached my flat’s lobby, and pressed the lift button and went in. Just then, Mrs Lim, my elderly neighbour, hobbled (蹒跚) in. Sh...
Satellite photos sent back from Mars suggest that the process has happened there, too, say many other scientists. The photos, taken by the Mars Global Surveyor, indicate that an enormous lake existed on Mars 3.5 billion years ago. The lake spilled into a large nearby hole. One edge of the...