And, perhaps, similar to sails, they make a useful back-up for when the lights go out.

出自-2014年6月阅读原文

Useful thinking skills for advanced academic research.

出自-2013年12月阅读原文

Marking a book is a useful skill, but it's important to do it right.

出自-2014年6月听力原文

But unlike meditation, craft activities result in tangible and often useful products that can enhance self-esteem.

2017年12月四级真题（第三套）阅读 Section B

My notes may or may not be useful, but the point is that by writing down what Mr.Brown says, I can follow his line of thinking more easily.

2018年12月四级真题（第一套）听力 Section B

So you don't think fining people is useful.

2016年6月四级真题（第二套）听力 Section B

They were the pioneers of gender equity, in their useful, adaptable clothing, which was both made for the masses and capable of self-expression.

出自-2017年6月阅读原文

They provide a useful service, said Flack.

出自-2017年6月阅读原文

One useful way is to distinguish between three degrees of poverty—extreme poverty,moderate poverty, and relative poverty.

出自-2017年6月听力原文

The researchers also acknowledged that there are a few areas where race as a construct might still be useful in scientific research: as a political and social, but not biological, variable.

出自-2016年12月阅读原文

Racial terms are still useful in certain fields of study.

出自-2016年12月阅读原文

Michael Yudell, a professor of public health at Drexel University in Philadelphia, said that modern genetics research is operating in a paradox: on the one hand, race is understood to be a useful tool to illuminate human genetic diversity, but on the other hand, race is also understood to be a poorly defined marker of that diversity.

出自-2016年12月阅读原文

Some of the heat is used directly or produces useful work; the rest is lost or rejected, radiated into the atmosphere from the engines, motors, boilers and all the energy-consuming machinery that makes American’s wheel go around.

出自-2015年12月听力原文

According to the Centre for Strategic and International Studies,about three quarter of energy we use to move things, including ourselves, accomplishes no useful work.

出自-2015年12月听力原文

Few of us wish to turn the clock back, but perhaps we need to remind ourselves how useful the right obstacles can be.

出自-2013年12月阅读原文

scientists haven't trained for directly—but for which they have useful knowledge, skills, and experience

出自-2013年12月阅读原文

Experts see a movement toward the use of mobile technology in education, though they say it is in its infancy as professors try to come up with useful applications.

出自-2013年6月阅读原文

That "mobile telepresence" could be useful at the office.

出自-2012年12月阅读原文

I don't attend services when I am there, and I have never meditated, there or anywhere; I just take walks and read and lose myself in the stillness, recalling that it is only by stepping briefly away from my wife and bosses and friends that I will have anything useful to bring to them

出自-2012年12月阅读原文

Immigration in the developed world is the highest it has ever been, and it is making a useful difference.

出自-2010年12月阅读原文

They are easily-available on the continent and they are useful if a singer has problems with his vocal cords and has to sing that night.

出自-2013年6月听力原文

When they are no longer useful.

出自-2011年12月听力原文

"They provide a useful service," said Flack.

2017年6月六级真题（第三套）阅读 Section C

Michael Yudell, a professor of public health at Drexel University in Philadelphia, said that modern genetics research is operating in a paradox: on the one hand, race is understood to be a useful tool to illuminate human genetic diversity, but on the othe

2016年12月六级真题（第一套）阅读 Section C

Once Farrant and her colleagues feel they have a better sense of which switches to throw, they will have to find the best way to do so in useful crops.

2018年6月六级真题（第一套）阅读 Section B

One useful tip is that things are more likely to be remembered if you are in exactly the same state and place as you were when you learned them.

2017年6月六级真题（第一套）听力 Section C

The bureau could easily present their data in more useful ways, but they have chosen not to.

2019年6月六级真题（第一套）阅读 Section B

They were the pioneers of gender equity, in their useful, adaptable clothing, which was both made for the masses and capable of self expression.

2017年6月六级真题（第三套）阅读 Section C

Unfortunately, that conclusion puts too much weight on a useful, but flawed and incomplete, statistic.

2018年6月六级真题（第三套）阅读 Section C

"I thought it would be useful for him to learn Chinese at an early age" Joseph Stocke, the managing director of a company, says of his 2-year old son.

2014年高考英语全国卷2 阅读理解 阅读C 原文

But it is useful to bear in mind that all such changes come from the technology and not some imagined desire by parents to keep their children under their wings.

2015年高考英语北京卷 阅读理解 阅读D 原文

China's approach to protecting its environment while feeding its citizens " offers useful lessons for agriculture and food policymakers worldwide.

2018年高考英语全国卷2 语法填空 原文

Graph can be a very useful tool for conveying information especially numbers, percentages, and other data.

2015年高考英语浙江卷 阅读理解 阅读B 原文

Horses were fairly useful in Chicago.

2015年高考英语湖南卷 阅读理解 阅读B 选项

Niki is always full of ideas, but none is useful to my knowledge.

2015年高考英语四川卷 单项填空 原文

Not a single day has been wasted, though I can never tell when knowing the population of Nepal might prove useful.

2015年高考英语福建卷 阅读理解 阅读B 原文

The research group produced two reports based on the survey, but neither contained any useful suggestions.

2015年高考英语福建卷 单项填空 原文

The result is that we throw away useful possessions to make room for new ones.

2015年高考英语安徽卷 完形填空 原文

This nature of data makes the antitrust measures of the past less useful.

2017年高考英语江苏卷 阅读理解 阅读C 原文

To get good and useful results, ask them the same question.

2017年高考英语浙江卷（6月） 阅读理解 七选五 选项

Uniforms can be useful in unexpected ways, a school in ireland has introduced an interesting new uniform.

2019年高考英语浙江卷 语法填空 原文

While all of them are useful, they can get a little complex.

2018年高考英语全国卷I 阅读理解 七选五 原文

How do archaeologists know where to find what they are looking for when there is nothing visible on the surface of the ground? Typically, they survey and sample ( ' , make test excavations on) large areas of terrain to determine where excavation will yield useful information.

出自-2014年考研阅读原文

Ideally, different kinds of reading inform each other, and act as useful reference points for and counterbalances to one another.

出自-2015年考研阅读原文

Fear is both useful and harmful.

2015年考研真题（英语二）阅读理解 Section Ⅱ

Only then will they be useful servants and not Frankenstein's out-of-control monster.

2020年考研真题（英语一）翻译 Section Ⅲ

Typically, they survey and sample large areas of terrain to determine where excavation will yield useful information.

2014年考研真题（英语一）阅读理解 Section Ⅱ