填空题:既能按气相型循环,又能按沉积型循环的元素是__________。 题目分类:生态学基础 题目类型:填空题 查看权限:VIP 题目内容: 既能按气相型循环,又能按沉积型循环的元素是__________。 参考答案: 答案解析:
根据短文,回答题The main idea of this passage is to[ A ] describe a 根据短文,回答题The main idea of this passage is to[ A ] describe a woman who suffered f 分类:生态学基础 题型:填空题 查看答案
Why do people like to wear T-shirts so much today? Why do people like to wear T-shirts so much today?A. T-shirts are suitable for h 分类:生态学基础 题型:填空题 查看答案
Questionsare based on the following dialogue between two fri Questionsare based on the following dialogue between two friends talking about c 分类:生态学基础 题型:填空题 查看答案
与植物对矿物质离子的吸收有关的是( ) 与植物对矿物质离子的吸收有关的是( )A.矿物质离子的浓度 B.温度、水、气体等环境条件 C.植物对矿物质离子的吸收能力 D.以上三个都正确 分类:生态学基础 题型:填空题 查看答案