问题
选择题
Ever since my brother graduated from the university, he _______ in the present company for 15 years and he is now chief engineer of the company .
A.worked
B.has been working
C.is working
D.works
答案
答案:B
题目分析: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。