问题
选择题
Ever since Daming 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:考查考查动词时态。ever since是现在完成时 或许现在完成进行时的标志词,表示从过去到现在一直存在的状态,所以答案选B。句意:自从大明大学毕业后,他在现在的公司工作了15年了,并且现在已经是公司的总工程师了。