找出下列各组单词中划线部分发音不同的单词，把编号填在括号里。
（1）A. river B. like C. bridge
（2）A. use B. under C. much
（3）A. now B. cow C. snowy
（4）A. meal B. clean C. really
（5）A. potato B. tomato C. path
A bus is 8 __________.
A.mB.mm C.ft
A whale is 35 __________.
A.kg B.gC.tn
Your ruler is 10 _______.
A.mm B.cm C.m
Amy wears size 18.Zhang Peng wears size 16.Whose feet are bigger?
A.Amy's feet are bigger.
B.Zhang Peng's feet are bigger.
C.Their feet are same.
Liu Yun's hair is 18cm.Chen Jie's hair is 4cm shorter than
LiuYun's.How long is Chen Jie's hair?
A.14cm. B.15cm. C.16cm.