He English since he graduated from college and he is now even more interested in

He________English since he graduated from college and he is now even more interested in teaching it.

 A．taught                                             B．was teaching

C．has been teaching                               D．had taught

试题答案

C　考查动词时态。现在完成进行时表示动作从过去开始持续到现在，还有可能继续持续下去。由since he graduated from college和he is now even more interested in teaching it可知，他教英语的行为从毕业的时候开始一直持续到现在，还有可能继续持续下去，故选C项。