题目内容：
Researchers are finding that __________． 
参考答案：
答案解析：
单选题：Researchers are finding that __________．
- 题目分类：综合类
- 题目类型：单选题
- 查看权限：VIP
The word"detected"in paragraph 3 could be best replaced by
The word"detected"in paragraph 3 could be best replaced by A．cure B．remove C．cau
2009年年末平均每座水库的库容量为（ ）。
2009年年末平均每座水库的库容量为（ ）。
2009年棉花精量播种面积占农作物精量半精量播种面积的比重比棉花机械采收面积所占比重高（ ）个百分点。
2009年棉花精量播种面积占农作物精量半精量播种面积的比重比棉花机械采收面积所占比重高（ ）个百分点。
Cloud-to-ground lightning looks like a ribbon when its light
Cloud-to-ground lightning looks like a ribbon when its lightning channel _______
Paragraph 6__________
Paragraph 6__________