托福考试

【单选题】
A、( To give an example of natural shapes
B、To describe early sculpture
C、To illustrate their use as tools
D、To demonstrate their role as decorative objects

网考网参考答案：A
网考网解析：
[听力原文] Why does the professor mention bones and shells document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>