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题目内容
（国家开放大学理工英语1）
1. We can learn from this passage that Americans 回答
.
A．spend a lot of money traveling by car
B．travel a lot in their cars
C．seldom travel by plane
.
A．spend a lot of money traveling by car
B．travel a lot in their cars
C．seldom travel by plane
参考答案
