题目

—Today is your birthday. Here's a present _______ you.—Thank you. A . for B . to C . from 答案：A25、最先证明地球是球形的事件是 A．哥伦布到达美洲大陆                            B．麦哲伦环球航行 C．人造地球卫星的发射和使用                     D．大地测量技术的产生与进步