Topics: Past Perfect and Past Perfect Continuous Tense
When I first met Ann, she _____ (work) in Samsung for 15 years.
A. had been working
B. have been working
C. worked
D. had worked
Preview next quiz:
The doctor asked me how long _______ (have) the symptoms before I came to check it.
A. had having
B. had been had
C. had been have
D. had been having