WHAT DID YOU FORGET BEFORE YOU LEFT FOR CLASS THIS MORNING

8. - THUVIENHOCLIEU COM TRAC NGHIEM TIENG ANH 10 BAI 3 (1)
THUVIENHOCLIEU COM TRAC NGHIEM TIENG ANH 10 BAI 3 (1)
8. What did you forget before you left for class this morning?A. not have B. not having C. having not D. not to haveA. to do B. doing C. have done D. being done