I wonder what makes him a good English teacher.He ________ as a volunteer in th

题干

I wonder what makes him a good English teacher.
He ________ as a volunteer in the UK for two years, which helps him with his work a lot.

A．has served

B．serves

C．had served

D．served

上一题下一题 0.65难度单项选择更新时间:2019-02-13 07:07:42

小学学科试题库

初中学科试题库

高中学科试题库