If you go for a long ride in a friend’s car it’s the custom to offer to some of the expe

问题补充：

If you go for a long ride in a friend’s car , it’s the custom to offer to some of the expenses .

A. pay

B. pay off

C. pay for

D. pay back

答案：

(答案→)A. pay

B. pay off

C. pay for

D. pay back

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