A:512π
B:56π
C:1112π
D:116π
⑴Can you help me, please?____
⑵Where is my coat?____
⑶Are they pants?____
⑷Whose dress is this?____
⑸Is this your hat?____
A. No, they aren't.
B. Yes, it is.
C. It's Kate's.
D. OK.
E. It's on the bed.
下面一段文字使用了什么论证方法?请选出正确的一项( )
要不然,则当佳节大典之际,他们拿不出东西来,只好磕头贺喜,讨一点残羹冷炙做奖赏。