.Mike didn’t notice Alice entering his r
题型:选择题
问题:
.Mike didn’t notice Alice entering his room. He __________ a phone call.
A.answered
B.has answered
C.was answering
D.is answering
.Mike didn’t notice Alice entering his room. He __________ a phone call.
A.answered
B.has answered
C.was answering
D.is answering