No one has been able to trace the author of the poem.A. stillB. yet C. already D. just

发布时间：2020-08-17 10:53:40

No one has      been able to trace the author of the poem.
A. still
B. yet
C. already
D. just

网友回答

A. still
B. yet
C. already
D. just
解析：yet 常用于现在完成时的否定句中, 意为“尚, 还”。
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