THEY _________ HIM FOR WEEKS .A. WILL NOT HAVE SEEN B. DID NOT SEE...

27. - KIEM TRA 1TIET SO 1 TRON 4 DE
KIEM TRA 1TIET SO 1 TRON 4 DE
27. They _________ him for weeks .A. will not have seen B. did not see C. have not seen D. do not see