I fall to finish that project. I__________(本该把时间和精力集中在工作上).should have concentra

游客2023-07-25 64

问题 I fall to finish that project. I__________(本该把时间和精力集中在工作上).

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答案 should have concentrated more time and energy on my study

解析 ①虚拟语气；②“集中……在……上”用concentrate...on...。

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