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【单选题】
甘草的主要化学成分是
A.
三萜类化合物
B.
内酯类化合物
C.
生物碱类化合物
D.
黄酮类化合物
E.
萜类化合物和黄酮类化合物
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参考答案：
举一反三
【单选题】关于讲解的特点，下面说法错误的是
A.
传递媒介只有语言
B.
知识传递具有双向性
C.
使用时要配合讨论、提问使用
D.
提高使用运用语言的能力
查看完整题目与答案
【单选题】曲轴与凸轮轴之间的传动比为
A.
2:1
B.
l:2
C.
l:l
D.
4:1
查看完整题目与答案
【单选题】要跟踪到达主机corp7.microsoft.com的路径，输入的命令是______。
A.
tracert corp7.microsoft.com
B.
rout corp7.microsoft.com
C.
ping corp7.microsoft.com
D.
netstat corp7.microsoft.com
查看完整题目与答案
【单选题】关于演讲下面说法错误的是（ ）
A.
要多用通用说法
B.
直觉主观与客观的选择很重要
C.
演讲时可以有直接转换中式思维，解释清楚就行
D.
做英语演讲时要考虑全球视角与母文化
查看完整题目与答案
【单选题】题干: 适用“船舶间责任条款”的船舶应具备的条件是:
A.
符合第三条定义的规定
B.
显示规定的号灯、号型
C.
符合第三条定义的规定并显示规定的号灯、号型
D.
符合第三条定义的规定或显示规定的号灯、号型
查看完整题目与答案
【单选题】曲轴与凸轮轴之间的传动比为
A.
2
B.
1
C.
0.5
D.
0.25
查看完整题目与答案
【单选题】When permits for the discharge of chemicals into a waterway are issued, they are issued in terms of the number of pounds of each chemical that can be discharged into the waterway per day. These figure...
A.
relatively harmless chemicals do not interact with each other in the water to form. harmful compounds.
B.
there is a swift flow of water in the waterway that ensures rapid dispersion of chemicals discharged.
C.
there are no chemicals for which discharge into waterways is entirely prohibited.
D.
those who receive the permits do not always discharge the entire quantity of chemicals that the permits allow.
E.
the danger of chemical pollution of waterways is to be e-valuated in terms of human health only and not in terms of the health of both human beings and wildlife.
查看完整题目与答案
【单选题】Mueller to take over Master Corp. Master Corp. announced on Monday former Clear Communications Chief Executive Henry Mueller would take over as chairman after Roger McMillan retires on October 1. Muel...
A.
He will take over as chairman.
B.
He will leave the company next year.
C.
He has worked for Master Corp. for 30 years.
D.
He was criticized for the company's poor performance.
查看完整题目与答案
【判断题】《中国公民国内旅游文明公约》所指爱惜公共设施，是指不污损公共用品、不损害公用设施、不贪占小便宜和节约用水用电、用餐不浪费。（ ）
A.
正确
B.
错误
查看完整题目与答案
【单选题】● 要跟踪到达主机corp7.microsoft.com的路径，输入的命令是 （62） 。 （62）
A.
tracert corp7.microsoft.com
B.
rout corp7.microsoft.com
C.
ping corp7.microsoft.com
D.
netstat corp7.microsoft.com
查看完整题目与答案
相关题目：
【单选题】关于讲解的特点，下面说法错误的是
A.
传递媒介只有语言
B.
知识传递具有双向性
C.
使用时要配合讨论、提问使用
D.
提高使用运用语言的能力
查看完整题目与答案
【单选题】曲轴与凸轮轴之间的传动比为
A.
2:1
B.
l:2
C.
l:l
D.
4:1
查看完整题目与答案
【单选题】要跟踪到达主机corp7.microsoft.com的路径，输入的命令是______。
A.
tracert corp7.microsoft.com
B.
rout corp7.microsoft.com
C.
ping corp7.microsoft.com
D.
netstat corp7.microsoft.com
查看完整题目与答案
【单选题】关于演讲下面说法错误的是（ ）
A.
要多用通用说法
B.
直觉主观与客观的选择很重要
C.
演讲时可以有直接转换中式思维，解释清楚就行
D.
做英语演讲时要考虑全球视角与母文化
查看完整题目与答案
【单选题】题干: 适用“船舶间责任条款”的船舶应具备的条件是:
A.
符合第三条定义的规定
B.
显示规定的号灯、号型
C.
符合第三条定义的规定并显示规定的号灯、号型
D.
符合第三条定义的规定或显示规定的号灯、号型
查看完整题目与答案
【单选题】曲轴与凸轮轴之间的传动比为
A.
2
B.
1
C.
0.5
D.
0.25
查看完整题目与答案
【单选题】When permits for the discharge of chemicals into a waterway are issued, they are issued in terms of the number of pounds of each chemical that can be discharged into the waterway per day. These figure...
A.
relatively harmless chemicals do not interact with each other in the water to form. harmful compounds.
B.
there is a swift flow of water in the waterway that ensures rapid dispersion of chemicals discharged.
C.
there are no chemicals for which discharge into waterways is entirely prohibited.
D.
those who receive the permits do not always discharge the entire quantity of chemicals that the permits allow.
E.
the danger of chemical pollution of waterways is to be e-valuated in terms of human health only and not in terms of the health of both human beings and wildlife.
查看完整题目与答案
【单选题】Mueller to take over Master Corp. Master Corp. announced on Monday former Clear Communications Chief Executive Henry Mueller would take over as chairman after Roger McMillan retires on October 1. Muel...
A.
He will take over as chairman.
B.
He will leave the company next year.
C.
He has worked for Master Corp. for 30 years.
D.
He was criticized for the company's poor performance.
查看完整题目与答案
【判断题】《中国公民国内旅游文明公约》所指爱惜公共设施，是指不污损公共用品、不损害公用设施、不贪占小便宜和节约用水用电、用餐不浪费。（ ）
A.
正确
B.
错误
查看完整题目与答案
【单选题】● 要跟踪到达主机corp7.microsoft.com的路径，输入的命令是 （62） 。 （62）
A.
tracert corp7.microsoft.com
B.
rout corp7.microsoft.com
C.
ping corp7.microsoft.com
D.
netstat corp7.microsoft.com
查看完整题目与答案
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