不同类的单词是__（分值：2分）（）

A.lucky

B.luck

C.loudy

A.we

B.old

C.they

A.leven

B.twelve

C.second

D.twenty

A.third

B.nine

C.ighth

D.ifth

A.hina

B.ustralia

C.merica

D.ountry

A.nimal

B.rown

C.orange

A.musicroom

B.rtroom

C.ook

A.pencil

B.purple

C.pen