Theoldmanisusedto_____earlyinthemorning.A.A.exerciseB.B.exercisingC.C.exercisedD.D.exercises
2022-07-06 28次 反馈错误 加入收藏 正确率 : 100%
题目内容:
The old man is used to _____ early in the morning.
A.A.exercise
B.B.exercising
C.C.exercised
D.D.exercises
优质解答
B
理由:be used to 表示习惯性动作,而习惯性一般用ing形式来表示
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