I STARTED WORKING HERE IN 2000. A. I HAVE STARTED WORK HERE SINCE...

34. - BAI TAP TRAC NGHIEM TIENG ANH 12
BAI TAP TRAC NGHIEM TIENG ANH 12
34. I started working here in 2000. A. I have started work here since 2000. B. I haven't worked here since 2000. C. I have started working here since 2000. D. I have worked here since 2000.