---Miss Wang, I went to your office at 11:45 yesterday morning ,but you weren’t in. --- I _____with a student in the classroom at that time.
A.am talking | B.talk | C.talking | D.was talking |
---Miss Wang, I went to your office at 11:45 yesterday morning ,but you weren’t in. --- I _____with a student in the classroom at that time.
A.am talking | B.talk | C.talking | D.was talking |