The old man is used to( )early in the morning.A、exerciseB、exercisingC、exercise

游客2025-03-07 41

问题 The old man is used to( )early in the morning.

选项 A、exercise
B、exercising
C、exercised
D、exercises

答案 B

解析习惯用法。be used to doing sth．习惯于做某事。句中的to是介词，因此后面接动名词。

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