要求对过去或投保当时的事实作出如实陈述的保证是（）。
A.确认保证
B.承诺保证
C.明示保证
D.默示保证
参考答案：A
In our exam, the ______ careful we are, the ______ mistakes we'll make. [ ]
A. more, more
B. more, less
C. less, fewer
D. more, fewer
