It’s nearly 5 years since I worked in the company. I in a school.A. taughtB. was teaching

问题补充：

It’s nearly 5 years since I worked in the company. I in a school.

A. taught

B. was teaching

C. am teaching

D. had been teaching

答案：

A. taught

B. was teaching

(答案→)C. am teaching

D. had been teaching

解析：考查时态，句意：自从我不在公司上班已经有五年了，我现在在一所学校教学。我现阶段的动作是在教学，故选C。