题目内容

Magellan was a Spanish sailor.

A. 对
B. 错

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During Magellan's voyage, there was no such things as radio of GPS devices.

A. 对
B. 错

Magellan was the leader of the first around-the-world journey in histoty and did'nt lived to celebrate his great voyage.

A. 对
B. 错

Match them one by one.

在软件生命周期的哪一个阶段，软件缺陷修复的成本最高（）

A. 编码
B. 产品发布
C. 需求分析
D. 设计