The old couple live a happy life hand hand, day day.A. by; after B. by; andC. in; by D. in; after D [解析] 句意:那对老夫妇手拉着手.一天天地过着快乐的生活.hand in hand手拉着手, day by day 只用作状语,表示“一天天地 ,有逐渐转变的意思.day after day 题目和参考答案——青夏教育精英家教网—

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（题文）The old couple live a happy life hand _______hand, day ____ day.

A. by; after B. by; and

C. in; by D. in; after

D 【解析】句意：那对老夫妇手拉着手，一天天地过着快乐的生活。hand in hand手拉着手； day by day 只用作状语,表示“一天天地”,有逐渐转变的意思。day after day 可作主语,宾语等,亦可作状语,表示“一天又一天”,强调动作的重复,表示时间的长久。此处表示他们两个过着长久幸福的生活，故用day after day，故选D。

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