His brother later became____ actor while he turned _____ writer.
A. an, / B. /, a C. an, a D. /, /
His brother later became____ actor while he turned _____ writer.
A. an, / B. /, a C. an, a D. /, /
A
become后的名词做表语如必要，应加冠词，但turn后面的名词做表语，不加冠词，即使是可数名词也不加。