Câu 630: He trained rigorously and finally secured a spot in the national athletics championship. It required years of dedication. A. He tra...

Câu 630: He trained rigorously and finally secured a spot in the national athletics championship. It required years of dedication.

A. He trained for years to participate in the local sports event before advancing to the national athletics championship.
B. After years of dedication, he was eventually given an opportunity to train for the national athletics championship.
C. Years of intensive training led to his success in qualifying for the national athletics championship.
D. His persistent training helped him compete in the national athletics championship every year.