指出错误并改正。 (10分)
The tiger is ______ than the cat.A.biger B.large C.bigger
She is 170______ tall.A.cm B.m C.mm
I'm taller than ______.A.your B.you C.yours
How ______ is your mother?A.older B.big C.old
Mu Lan ______ taller than Amy.A.am B.is C.are