相关HiHelenYoulooktiredW的文学知识

问题详情：—Hi,Helen.Youlooktired.Whathappened?  —I____welllastnight.A.didn’tsleep    B.hadn’ttslept     C.don’tsleep    D.haven’tslept【回答】A知识点：动词时态题型：选择题...