I haven't read____of his books,but judging from the one I have read,I think he'll make a very promising writer.A.anyB.noneC.bothD.either

I haven't read____of his books,but judging from the one I have read,I think he'll make a very promising writer.A.anyB.noneC.bothD.either
I haven't read____of his books,but judging from the one I have read,I think he'll make a very promising writer.
A.any
B.none
C.both
D.either

I haven't read____of his books,but judging from the one I have read,I think he'll make a very promising writer.A.anyB.noneC.bothD.either
答案是 C.both 这是 部分否定

A.any
排除B\C\D. 因为选none，则与 the one（I have read）矛盾；。

选择B吧~~~~~没全读过的意思