选择题:()是构成人类环境整体的各个独立的、性质不同的而又服从整体演化规律的基本物质组分。 题目分类:中国大学MOOC慕课 题目类型:选择题 查看权限:VIP 题目内容: ()是构成人类环境整体的各个独立的、性质不同的而又服从整体演化规律的基本物质组分。 A.环境介质B.环境要素C.环境因子D.生态因子 参考答案:
造成大气环境中,CO2浓度增加的人类活动是() 造成大气环境中,CO2浓度增加的人类活动是()这是一个关于化石 燃料 环境科学概论的相关问题,下面我们来看 分类:中国大学MOOC慕课 题型:选择题 查看答案
When writing a technical document, keep two audiences in min When writing a technical document, keep two audiences in mind. Most documents are geared to an immediate audience of rea 分类:中国大学MOOC慕课 题型:选择题 查看答案
If you want to write an effective memo, you should NOT(). If you want to write an effective memo, you should NOT().这是一个关于英文技术写作的相关问题,下面我们来看 分类:中国大学MOOC慕课 题型:选择题 查看答案
The imperative mood is often used in writing instructions, b The imperative mood is often used in writing instructions, because it is more direct and economical.这是一个关于英文技术写作的相关问题,下面 分类:中国大学MOOC慕课 题型:选择题 查看答案
Compound-complex sentences can keep readers focused on one s Compound-complex sentences can keep readers focused on one step at a time, while short words, short sentences, and short 分类:中国大学MOOC慕课 题型:选择题 查看答案