Nobody believed his reason for being absent form the class he had to meet his uncle at the airport.

问题描述:

Nobody believed his reason for being absent form the class he had to meet his uncle at the airport.
A.why B.that C.where D.because
Nobody believed his reason for being absent form the class____ he had to meet his uncle at the airport.
A.why B.that C.where D.because

B
作reason的同位语,进一步解释什么理由