[单选题] 提问人:匿名网友 提问时间:2021-08-23

Which is NOT the solution of avoiding an eventual ecological disaster?


A .Having better farming techniques
B .Building terraces on hilly fields
C .Rotating their crops
D .Planting more crops

提问人:匿名网友 提问时间:2021-08-23

参考答案(由小熊题库网聘请的专业题库老师提供的解答)

请点击↑↑↑ 查看官方参考答案 按钮

习题解析

请点击 查看官方参考答案 按钮

您可能感兴趣的题目


1 .What was special in their recorded sounds?

A A strange, powerful animal sound was heard. B A big whale’s sound was heard. C A sea monster’s sound was heard. D A giant squid’s sound was heard.

题型: 单选题 提问时间: 2021-08-23

2 .What can be concluded from the passage?

A Scientists’ discoveries always change people’s belief. B There are too many secrets to be discovered. C Megalodon may be still alive deep in the ocean. D “Deep sound channel” allows sound waves to travel undisturbed.

题型: 单选题 提问时间: 2021-08-23

3 .Which statement is the best description of the first paragraph?

A Farming plays an important role in US. B American people consider their agriculture products are very important. C The US farming has a leading position in the world. D American farmers feed American people and other people in the world.

题型: 单选题 提问时间: 2021-08-23

4 .Which of the following statements about the American Agriculture is NOT TRUE according to the second paragraph?

A The black top soil will completely be blown or washed away in 80 years. B 50 years later, corn and soybean yields in the Midwest may drop 30%. C In 1830, nearly two feet of rich, black top soil covered the Midwest. D This erosion is steadily decreasing the productivity of valuable cropland.

题型: 单选题 提问时间: 2021-08-23

5 .Which is not the result of using fertilizers on fields?

A Decreasing crop yields B Devastating for ecology C Compensating for the loss of fertile topsoil D Polluting the nation’s precious water supply.

题型: 单选题 提问时间: 2021-08-23

7 .In “….it has been devastating for ecology”, it refers to_____.

A farmers have expanded croplands B farmers have used more chemical fertilizers C farmers have compensated for the loss of fertile topsoil D the top soil has been decreased.

题型: 单选题 提问时间: 2021-08-23

8 .(46)______

A But people who are hosting “online garage sales” on auction sites such as eBay may have a tax bill. B Second, make sure to market your item well. C Buyers then bid on the item. D Ready to put your used stuff online? E The Internet can help you turn that extra stuff into cash. F American compan...

题型: 单选题 提问时间: 2021-08-23

9 .(47)______

A But people who are hosting “online garage sales” on auction sites such as eBay may have a tax bill. B Second, make sure to market your item well. C Buyers then bid on the item. D Ready to put your used stuff online? E The Internet can help you turn that extra stuff into cash. F American compan...

题型: 单选题 提问时间: 2021-08-23

10 .(48)______

A But people who are hosting “online garage sales” on auction sites such as eBay may have a tax bill. B Second, make sure to market your item well. C Buyers then bid on the item. D Ready to put your used stuff online? E The Internet can help you turn that extra stuff into cash. F American compan...

题型: 单选题 提问时间: 2021-08-23

 
如有问题 请联系客服
  • 客服微信