Some criminals remove their own finger-prints by ________.

试卷相关题目

• 1If your fingers are wounded by knife, fire or other means, the structure of skin will ________.

  A.be changed partly

  B.be replaced by a different one

  C.be the same when the wound is recovered

  D.become ugly

  开始考试点击查看答案
• 2Scientists and experts have proved that the pattern of a human being’s finger skin ________.

  A.is similar to his mother’s

  B.is valuable to himself only

  C.is like that of others with the same type of blood

  D.is different from that of all others

  开始考试点击查看答案
• 3What can we learn from this passage、

  A.Rolling your eyes can stop you from napping.

  B.Some people might move themselves when sleeping.

  C.College students tend to study late into night before important exams.

  D.Sleeping once over 24 hours is much better than daytime napping.

  开始考试点击查看答案
• 4The two research teams mentioned in the text may both agree that ________.

  A.people’s sleep-wake cycle decides the length of the midday nap

  B.sufficient sleep betters people’s learning performance

  C.scientific experiments are undependable as the results are often hard to judge

  D.the differences in their findings result from different methods applied

  开始考试点击查看答案
• 5Matthew Walker’s study shows that ________.

  A.learning ability in the morning is usually higher than that in the afternoon

  B.extra working hours before an exam can make up for the lack of daily efforts

  C.the size of the effects of napping depends on when it is taken

  D.staying up late before an exam does not necessarily improve students’ exam performance

  开始考试点击查看答案
• 6Finger-prints have often been used as a method of solving criminal cases because it ________.

  A.is complicated but reliable

  B.is simple and not expensive

  C.is expensive but easy to do

  D.can bring a lot of money

  开始考试点击查看答案
• 7“Marine cloud whitening” has an effect on global warming by ________.

  A.cutting sunlight

  B.sending cold air into space

  C.cooling water in the air

  D.cooling air with water

  开始考试点击查看答案
• 8The fourth paragraph mainly tells us ________.

  A.ways to deal with climate change

  B.the costs to deal with climate change

  C.cloud whitening costs much less than other projects

  D.leading nations waste much money in cutting CO2 emissions

  开始考试点击查看答案
• 9Compared to other projects, cloud whitening ________.

  A.has a greater effect on volcanoes

  B.will bring more benefits

  C.will benefit man’s health most

  D.can reduce temperatures in a better way

  开始考试点击查看答案
• 10It can be learned from the last two paragraphs that cloud whitening ________.

  A.helps us learn more about global warming

  B.means cutting CO2 emissions

  C.is the best way to deal with climate change

  D.can’t stop global warming basically

  开始考试点击查看答案