MY DAD ... FOR HIS SCHOOL SINCE 1997. A. HAS WORKED B. HAVE WORKED...

19. - MA TRAN DE DAP AN ANH 8KY I
Lớp 8 MA TRAN DE DAP AN ANH 8KY I
19. My dad ... for his school since 1997. A. has worked B. have worked C. is worked D. are worked