who____ read the new books?please tell me something about it.

问题描述:

who____ read the new books?please tell me something about it.
A.has just B.just has C.already has D.has yet

选A
若选B 的话,原句应该为由who引导的从句,且不是疑问.
.,who just has read the new books
C选项同理
D 选项yet表示否定,且yet一般不放在句中