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赵丽教你巧记英语单词LESSON 90

1. His employers could not complain about his work because he was ______ in the performance of his duties.

A. derelict B. penetrating C. diversified D. assiduous.

employer 雇主，老板

employee 雇员

</employer>

assiduous 勤奋的

insidious 阴险的，狡诈的

</assiduous>

derelict 遗弃物

relics 遗骨

relict 残余物

</derelict>

penetrate 穿透

permeate 渗透

diffuse 弥漫

diversify 使不同

</penetrate>

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