外语题库12021-04-30

翻译题：That finding echoes those of another study presented last month at the Society for Neuroscience meeting. In it, researchers at Kyoto University in Japan gathered a group of mice bred to have a predisposition to developing a rodent version of Alzh

查看答案解析

外语题库12021-04-30

翻译题：　Exercise, in other words, had "reversed the high-fat diet-induced cognitive decline," the study's authors concluded.

查看答案解析

外语题库12021-04-30

翻译题：After seven weeks, the animals on the high-fat diet that exercised were scoring as well on the memory test as they had at the start of the experiment.

查看答案解析

外语题库12021-04-30

翻译题：　But those animals that were running, even if they were eating lots of fat, showed notable improvements in their ability to think and remember.

查看答案解析

外语题库12021-04-30

翻译题：For the next seven weeks, the memory test was repeated weekly in all of the groups. During that time, the performance of the rats eating a high-fat diet continued to decline so long as they didn't exercise.

查看答案解析

外语题库12021-04-30

翻译题：Then, half of the animals in each group were given access to running wheels. Their diets didn't change. So, some of the rats on the high-fat diet were now exercising. Some were not. Ditto for the animals eating the normal diet.

查看答案解析

外语题库12021-04-30

翻译题：After four months, the animals repeated the memory test. Those on a normal diet performed about the same as they had before; their cognitive ability was the same. The high-fat eaters, though, did much worse.

查看答案解析

外语题库12021-04-30

翻译题：　For the next four months, half of the rats ate normal chow. The others happily consumed a much greasier diet, consisting of at least 40 percent fat. Total calories were the same in both diets.

查看答案解析

外语题库12021-04-30

翻译题：The most captivating of these, presented last month at the annual meeting of the Society for Neuroscience in New Orleans, began with scientists at the University of Minnesota teaching a group of rats to scamper from one chamber to another when th

查看答案解析

外语题库12021-04-30

翻译题：In recent years, some research has suggested that a high-fat diet may be bad for the brain, at least in lab animals. Can exercise protect against such damage? That question may have particular relevance now, with the butter-and cream-laden holida

查看答案解析

外语题库12021-04-30

We have arranged to go to the cinema on Friday， but we can be ________ and go another day.

查看答案解析

外语题库12021-04-30

“This light is too ________ for me to read by. Don‘t we have a brighter bulb some where”; said the elderly man.

查看答案解析

外语题库12021-04-30

It is said in some parts of the world， goats， rather than cows， serve as a vital _______ of milk.

查看答案解析

外语题库12021-04-30

Within two days， the army fired more than two hundred rockets and missiles at military ________ in the coastal city.

查看答案解析

外语题库12021-04-30

Being ignorant of the law is not accepted as an ________ for breaking the law.

查看答案解析

外语题库12021-04-30

The more a nation‘s companies ________ factories abroad， the smaller that country’s recorded exports will be.

查看答案解析

外语题库12021-04-30

The bank refused to ________ him any money， so he had to postpone buying a house.

查看答案解析

外语题库12021-04-30

The London Marathon is a difficult race.___ ___， thousands of runners participate every year.

查看答案解析

外语题库12021-04-30

“You try to get some sleep. I‘ll ________ the patient’s breakfast， ”said the nurse.

查看答案解析

外语题库12021-04-30

The chairman was blamed for letting his secretary ________ too much work last week.

查看答案解析

外语题库12021-04-30

Politically these nations tend to be ________， with very high birth rates but poor education and very low levels of literacy.

查看答案解析

外语题库12021-04-30

The defense lawyer was questioning the old man who was one of the ________ of the murder committed last month.

查看答案解析

外语题库12021-04-30

These overseas students show great ________ for learning a new language.

查看答案解析

外语题库12021-04-30

To speed up the ________ of letters， the Post Office introduced automatic sorting.

查看答案解析

外语题库12021-04-30

Some people believe that since oil is scarce， the ________ of the motor industry is uncertain.

查看答案解析