the room, a letter was seen lying on the desk.A.Entering B.EnteredC.After enteri
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______the room, a letter was seen lying on the desk.
| A.Entering | B.Entered | C.After entering | D.When he entered |
试题答案
D
解析

______the room, a letter was seen lying on the desk.
| A.Entering | B.Entered | C.After entering | D.When he entered |
D
解析