托福考试

根据网考网考试中心的统计分析，以下试题在2017/11/30日托福考试习题练习中，答错率较高，为：31%
【单选题】 Why is "plankton" mentioned in line 17
A．( To demonstrate the interdependence of different species
B．( To emphasize the importance of food resources in preventing mass extinctio
C．( To illustrate a comparison between organisms that live on the land and those that live in the ocean
D．( To point out that certain species could never become extinc

网考网参考答案：A，答错率：31%
网考网试题解析：
暂时没有解析查看试题解析出处>>