—Miss Smith once _____ music in Africa for eight years and now is an actress.
—No wonder I often hear her sing in the garden.
A. has taught B. was teaching C. taught D. had been teaching
—Miss Smith once _____ music in Africa for eight years and now is an actress.
—No wonder I often hear her sing in the garden.
A. has taught B. was teaching C. taught D. had been teaching
C