—I have never finished doing my homework. —.A. Neither do I. B. So have I. C. Neither have

问题补充：

—I have never finished doing my homework. —.

A. Neither do I. B. So have I. C. Neither have I.

答案：

解析：：“否定含义的陈述句，neither/Nor + be (do, have, can …) + 主语”意为“……也一样不……”，(即甲不如此，已也不如此。）