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【简答题】
一直径为D 1 的实心圆轴,另一内外直径之比 0.8的空心圆轴,两轴的长度、材料、扭矩分别相同。
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【多选题】磺胺类药物结构中多含有芳香第一胺,故可利用其进行鉴别的反应有
A.
重氮化-偶合反应
B.
成铜盐反应
C.
与芳醛缩合反应
D.
硫色素反应
E.
二氯靛酚钠反应
【单选题】在1997年召开的首届全国信息化工作会议上,对信息化定义为:“信息化是指培育、发展以____________工具为代表的新的生产力并使之造福于社会的历史过程。”
A.
网络化
B.
自动化
C.
智能化
D.
机械化
【简答题】Watch a TED talk and summarize it. Please click the following link for the video: https://www.ted.com/talks/hanna_rosin_new_data_on_the_rise_of_women Vocabulary Preparation Read the following sentence...
【简答题】Watch a TED talk and finish the following tasks.Click the following link: https://www.ted.com/talks/hanna_rosin_new_data_on_the_rise_of_women Vocabulary Preparation Read the following sentence and m...
【简答题】Read these sentences and write in the missing prefix. The other team were totally classed by the other side and lost the match. (_________)
【简答题】______ is concerned with the inherent meaning of the linguistic form. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> 2. _____ is the fact that would have to obtain in reality ...
【单选题】In which of the following sentences does the highlighted word have the same meaning as in Text A? If your dark skin obscured your throbbing pulse, you were hardly a member of the elite.
A.
This beautiful poem was written by an obscure poet who lived in Medieval Italy.
B.
In spite of all the rhetoric devices you have employed in arguing your case, the main points of your argument are still obscure .
C.
That dot-com company has been trying to obscure its declining business results from its shareholders.
【判断题】旅游消费的最终感受是“一次美好的旅游经历”,游客对导游服务质量的认知、判断和评价,很大程度是依据导游人员的技能服务而作出的。
A.
正确
B.
错误
【判断题】旅游消费的最终感受是“一次美好的旅游经历”,游客对导游服务质量的认知、判断和评价。很大程度是依据导游人员的技能服务作出。()
A.
正确
B.
错误
【简答题】句型转换。 1. Most young people find that watching a football match is exciting. (同义句) Most young people find _______exciting _______ _______ a football match. 2. Our words made her face turn red. (被动句) He...
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