上海英语模拟试卷3
纸笔考试
I. Grammar and Vocabularywifi共享
Section A
Directions: After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, used one word that best fits each blank.
American researchers say they have invented a method that could use salty water on Mars to produce oxygen and fuel, (21) ______ would both be important elements to support future human exploration activities on the Red Planet.
Engineers at Washington University in St. Louis, Missouri, developed the new method. They created a machine called an electrolyzer. It can separate salty water into oxygen and hydrogen gases.
The team described the process in a study recently published in the Proceedings of the National Academy of Sciences (PNAS). Scientists have already collected solid evidence suggesting Mars once had huge amounts of water and (22) ______the planet likely holds a large supply today. But Mars is extremely cold. So, most of the water is thought to exist in the form of ice.
The research team notes that any water that is not frozen is almost surely full of salt from the Martian soil. The usual methods for breaking water down into oxygen require the salt (23) ______(remove) first. This process can be complex, costly and harmful to the environment. The new method they invented (24) ______take salty water directly and convert it into oxygen and hydrogen.
The team carried out experiments with high levels of magnesium salts, which scientists believe likely (25) ______(exist) on Mars. The researchers also carried out the tests at temperatures similar to the Red Planet's atmosphere.梦见吃鱼
The U.S. space agency NASA has also experimented with technologies to produce oxyg
en on Mars. One device (26) ______(design) to do this will be tested as part of NASA's Perseverance mission. Perseverance is a new explorer vehicle, or rover, that is currently on its way to Mars.
我国世界遗产 The engineering team said its method could even find valuable uses on Earth. "(27) ______ (demonstrate) these electrolyzers under demanding Martian conditions, we intend to also use them under (28) ______(mild) conditions on Earth," said Pralay Gayen, who is a postdoctoral researcher at Washington University and a lead writer of the study. "(29) ______ such use could be in defense industries, he added, "the method could create oxygen on demand for submarines. It may also be able to provide oxygen for researchers (30) ______(explore) new environments in the deep sea."怎么在淘宝网上开网店
Section B
Directions: Complete the following passage by using the words in the box. Each word can only be used once. Note that there is one more word than you need.
A. appealing B. please口碑最好十大护肤品 C. embarrassed D. mass-produce E. reputation F. dated G. encouraging H. preference I. willing J. compete K. trend |
British cuisine (烹饪)has developed quickly in recent years as chefs (厨师)combine the best of old and new. Why does British food have a(n) (31) ______ for being so bad? Because it is bad! Those are not the most (32) ______ words to hear just before eating lunch at one of the smartest British restaurants, Alfie's, but head chef Neil Tomes has more to say.
"The past 15 years or so have been a noticeable period of improvement for food in England, the English chef says, citing the (33) ______ in British cuisine for better ingredients, preparation and cooking methods, and more (34) ______ presentation. Chef such as Delia Smith, Nigel Slater, Jamie Oliver and Gordon Ramsay made the public realize that cooking and eating didn't have to be a boring thing. "It's no longer the case that the common man in England is (35) ______ to show he knows about food,“ Tomes says.
There was plenty of room for improvement. The problems with the nation's cuisine can be (36) ______ back to the Second World War. Before the war, much of Britain's food wa
钉钉直播报告分屏s imported and when German U-boats began attacking ships bringing food to the country, Britain went on rations (配给)."As rationing came to an end in the 1950s, technology picked up and was used to (37) ______ food," Tomes says. "And by then people were just happy to have a decent quantity of food in their kitchens.
They weren't looking for cured meats, organic produce or beautiful presentation; they were looking for whatever they could get their hands on, and this (38) ______ for quantity to quality was popular for decades, meaning a generation was brought up with food that couldn't (39) ______ with neighboring France, Italy, Belgium or Spain.
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