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 .
#100037
A
worked
B
has been working
C
is working
D
works
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(安徽省马鞍山市2009届高三第一次教学质量检测)When she realized I her，she quickly made a pose，smiling
#104904
A
photographed
B
was photographing
C
had photographed
D
will photogrph
—Have you handed in your school-work yet? —Yes, I have. I guess it now.
#100106
A
has graded
B
is graded
C
is being graded
D
is grading
(2013·山东，27)—Oh no! We're too late.The train________.— That's OK.We'll catch the next train to London.
#99732
A
was leaving
B
had left
C
has left
D
has been leaving