Ever since my brother graduated from the university, he in the present pany for 15 years and he is now chief engineer of the pany .
A. worked
B. has been working
C. is working
D. works
网友回答
A. worked
(答案→)B. has been working
C. is working
D. works
解析：考查时态。根据句中时间状语ever since自从……以来，故用现在完成进行时，表示动作从过去就开始，一直持续到现在，并有可能继续持续下去。句意：自从我哥哥大学毕业以来，他在现在的公司工作15年了，现在时公司的总工程师。故B正确。