We can hardly believe what she says because she is changing her mind.A. regularlyB. eventu

问题补充：

We can hardly believe what she says because she is changing her mind.

A. regularly

B. eventually

C. firmly

D. constantly

答案：

A. regularly

B. eventually

C. firmly

(答案→)D. constantly

解析：考查副词：A. regularly定期的，有规律的B. eventually 最后的，C. firmly坚定地D. constantly不断地，