Noone has _____ been able to trace the author of the poem.A.stillB.yet C.already D.just-英语

题目简介

Noone has _____ been able to trace the author of the poem.A.stillB.yet C.already D.just-英语

题目详情


Noone has _____ been able to trace the author of the poem.
A.stillB.yet C.already D.just
题型:单选题难度:偏易来源:不详

答案

B

yet 常用于现在完成时的否定句中, 意为“尚, 还”。

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