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【单选题】
普通灰口铸铁组织中,不应有下列哪种渗碳体出现()
A.
一次渗碳体
B.
二次渗碳体
C.
三次渗碳体
D.
一次和二次渗碳体
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【判断题】When people contact each other through phone call they do not need to follow the same rituals as they have face-to-face talk. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
正确
B.
错误
【单选题】A: It is really hard to maintain contact when people move around so much. B: ______
A.
You're unlucky to have lost contact with your friends.
B.
That is right. I have been out of touch with my friends.
C.
Is it? People just drift apart indeed!
D.
I ask them to keep me informed about what they are doing.
【单选题】天气预报中说:“明天下雨的概率是90%.”说明明天(  )
A.
一定下雨
B.
不可能下雨
C.
下雨的可能性很大
【简答题】国家5A级旅游景区“瘦西湖”位于那个城市?
【单选题】下列聚合操作方法适当的是。
A.
涂料和胶粘剂的聚合宜采用溶液缩聚。
B.
采用界面缩聚法通过已二酸和已二胺合成尼龙-66
C.
采用固相缩聚法,由单体制备高分子量的涤纶(PET)
D.
溶液缩聚时要选用较高沸点的溶剂
【简答题】明天将下雨.______.
【简答题】彩陶文化一般指的是仰韶文化,而黑陶文化通常指的是()文化。
【判断题】Intercultural Communication focuses on what is happening when people from different culture have contact with each other.
A.
正确
B.
错误
【简答题】下雨:打伞
【简答题】大明寺和瘦西湖都位于江苏省()。
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