He used to be_______doctor but later he turned _____write.

题目

He used to be_______doctor but later he turned _____write.
A a;a B a;the C /;a D a;/
应该是哪个,为什么

答案

1.答案：D.
2.翻译：他过去是个医生,但是后来成为一名作家.
3.
1）前项be动词后doctor是要不定冠词a的.
如：I am a doctor.
2) 后项的turn是个系动词,表“成为”时后加的名词不能加冠词.
如：He turned teacher in 2001.