MY FATHER . . . . FOR HIS COMPANY FOR 20 YEARS. A. IS WORKIN...

10. - DE THI HOC KY I ANH 8 TRAC NGHIEM SO 1 4 MA
DE THI HOC KY I ANH 8 TRAC NGHIEM SO 1 4 MA
10. My father . . . . for his company for 20 years. A. is working B. has worked C. will work D. worked