(单选题)

Sometimes it is tough to get off the couch and go for a run. With so many digital devices at your fingertips, how can you possibly keep ______?

A.in shape

B.in turn

C.in charge

D.in common

参考答案：A

参考解析：

考查介词短语辨析。句意：有时候很难离开沙发去跑步锻炼。有如此众多的电子产品触手可及，你是如何保持健康的呢？in shape意为“在外形上；处于良好状态”；in turn意为“反过来；转而；轮流”；in charge意为“负责，主管”；in common意为“共同的；共有的”；根据句意，A选项符合题意，故选A。

知识点：词义辨析英语专业基础知识词汇教师招聘-小学英语