Because the allocated time is not enough to finish this project, we are still working on it now. As a matter of fact we …….. on it for four days.
A. Are working
B. Work
C. Have been working
D. Worked
E. Had worked

JAWABAN NYA ADALAH : C
A. Are working
B. Work
C. Have been working
D. Worked
E. Had worked

JAWABAN NYA ADALAH : C