题目内容
7. Realizing his retirement was near ,he looked for some additional income.
A. at hand B. in hand
C. off hand D. before hand
7. A at hand意为"就要到来,不远了;在手边,在眼前";in hand意为"在手头;在控制中";off hand意为"立刻,无准备地";before hand意为 "事先"。
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