移动盆地内相邻两线段的倾斜差与其平均长度之比叫（）。
A.曲率变形
B.水平变形
C.倾斜变形
D.垂直变形
参考答案：A
At the age of 29, Dave was a worker, ________ in a small apartment near Boston and ________ what to do about his future.
A．living; wondering
B．lived; wondering
C．lived; wondered
D．living; wondered
制定国际商务谈判策略的起点是（）
A．寻找关键问题
B．确定目标
C．了解影响谈判的因素
D．形成假设性方
