【单选题】关于钙锌稳定剂描述中,错误的是( )
C.
由钙盐、锌盐、润滑剂、抗氧剂等为主要组分采用特殊复合工艺而合成
【单选题】以下内容不属于模板工程基本要求的是( )。
【单选题】听力原文:Woman: You look so worried, what's wrong with you? Man: There was an accident. My son is fine, but my wife was badly injured. Q: What do we know from the conversation? (2)
A.
His son was badly injured.
B.
His wife was not seriously injured.
C.
Both his son and his wife were badly injured.
D.
Only his wife was seriously injured.
【判断题】影响渠道设计的企业自身因素包括企业实力与声誉,企业销售能力,管理决策,企业服务能力,市场信息收集能力。
【单选题】Speaker A: You look so bad. What's wrong with you? Speaker B: .
【单选题】读下图,回答1~3题。 人类历史上第一位太空使者--加加林说,从太空看地球是个蔚蓝色的美丽星球,它看 上去更像“水球”。这是因为世界上海陆面积之比约为 ( )