Miss Jones music at Bardon School for five years when she was abroad and now she is an ac

问题补充：

Miss Jones music at Bardon School for five years when she was abroad and now she is an actress.

A. taught

B. has taught

C. had taught

D. has been teaching

答案：

(答案→)A. taught

B. has taught

C. had taught

D. has been teaching

解析：考查时态。根据when she was abroad and now she is an actress.可知，她在学校教书是发生在过去的事情，现在已经不教了，所以只能选择过去时态。