2026知到答案 化学与社会 完整智慧树网课章节测试答案
第一章 单元测试
1、单选题:
人类生活需要能量,下列能量主要由化学变化产生的是( )
选项:
A:液化石油气燃烧放出的热量
B:水电站利用水力产生的电能
C:电熨斗通电发出热量
D:电灯通电发光
答案: 【液化石油气燃烧放出的热量】点我阅读全文
1、单选题:
人类生活需要能量,下列能量主要由化学变化产生的是( )
选项:
A:液化石油气燃烧放出的热量
B:水电站利用水力产生的电能
C:电熨斗通电发出热量
D:电灯通电发光
答案: 【液化石油气燃烧放出的热量】点我阅读全文
1、判断题:
As a special-purpose tool, Hotel English Online Course is focused on practical and applicable teaching. ( )
选项:
A:错
B:对
答案: 【对】点我阅读全文
1、单选题:
句子“The ideals which have lighted my way, and time after time have given me new courage to face life cheerfully have been kindness, beauty and truth.”中的主语是:
选项:
A:The ideals which have lighted my way, and time after time have given me new courage to face lifecheerfully
B:ideals
C:The ideals which have lighted my way
D:The ideals
答案: 【The ideals which have lighted my way, and time after time have given me new courage to face lifecheerfully】点我阅读全文
1、判断题:
1.平面图形的定位尺寸必须标注两个( )
选项:
A: 正确
B: 错误
答案: 【 错误】点我阅读全文
1、单选题:
The first settlers who became the founding fathers of the American nation were quite a few of _______. ( )
选项:
A:Anglicans
B:Puritans
C:Catholics
D:Quakers
答案: 【Puritans】点我阅读全文