专升本英语真题2022山东黑龙江2020年河南专升本英语真题及解析

资料目录

2020年黑龙江统招专升本英语真题答案

2020年云南专升本英语真题及答案

2021年天津专升本英语真题

2022年福建省统招专升本考试英语模拟题

2022年四川专升本英语考试真题（含答案）

2022年重庆专升本英语真题及答案

最新2022吉林省专升本-公共英语试卷-带答案

安徽专升本英语真题及答案（2021-2022）

北京专升本英语真题及答案

广东专升本英语真题及答案（2021-2022）

贵州专升本英语真题及答案

河南专升本英语真题及答案（2018-2022）

湖北专升本英语真题及答案（2014-2022）

江西专升本英语真题及答案（2020-2022）

山东专升本英语真题及答案（2020-2022）

陕西专升本英语真题及答案（2020-2022）

浙江专升本英语真题及答案（2015-2022）

 

举例

Scientists help scientists keep track of animals that are hard to spot, including endangered animals.

A team of scientists in Denmark came up with At the very beginning, they didn't have high hopes fbr tlie new metliod.

Every living thing has DNA that can be used to identify it Scientists can use this eDNA to tell what kinds of animals arc in a certain place.

Testing fbr eDNA isn't a new idea, but most of the time, scientists look fbr it in water.

DNA and fans to collect extremely tiny bits of DNA onto very high quality filters.

In the laboratory, they got die DNA from the filters and made copies of it to from different animals, Tliey identified 49 diflerent kinds of animals. They even identified DNA from animals tliat in the area.As Dr. Elizabeth Clare, who led the team, said.

**There's no other way I would detect DNA from a tiger, except for the Zoo's tiger.”

Tlie researchers are excited about the ways tliis new in the wild. Scientists have been looking fbr better way livejhey can do a better job of protecting them.

 

1. What could the new method help scientists according to Paragraph 1?

A. To record animal types.

B. To identify rare animal species.

C. To count animal numbers.

D. To trace the hard-to-spot animals.

【答案】D

 

2. What was the Danish scientists' attitude to the new mctliod before the experiment?

A. Neutral. B. Positive. C. Critical. D. Doubtful.

【答案】D

 

3. In which section of a magazine does tliis passage most likely appear?

A. Health. B. Environment C. Science. D. Geography.

【答案】C

 

4. In most cases, scientists look fbr eDNA .

A. from air B. in laboratory C. from waste D. in water

【答案】D

 

5. Why did the scientists collect samples in the zoo?

A. Because animals at the zoo were easily tested.

B. Because the zoo had samples not locally found.

C. Because they could easily get help in the zoo.

D. Because their laboratory was in the zoo.

【答案】B