试题详情
- 单项选择题Which of the following statements is NOT considered a characteristic of farming in the late 18th and early 19th centuries?（）
A、Use of artificial fertilizer.
B、Introduction of new agricultural machinery.
C、The'Open-field'system.
D、A system of crop rotation.
- C
关注下方微信公众号，在线模考后查看
热门试题
- Britain.s leading cu
- The United Kingdom i
- Community college（）
- In Ireland（）is the c
- Tasmania is an islan
- The name"Canada"is t
- Australia.s most com
- Canada.s largest cit
- In 1896（）took over a
- One of the serious w
- Which of the followi
- Under whose reign wa
- Adelaide,the capital
- Which of the followi
- The three states tha
- The National Health
- Ireland is divided i
- Since independence t
- Poor Richard.s Alman
- T.S.Eliot.s The Wast