找出不属于同一类的单词（）

是

否

A、mother

B、man

C、woman

A、ad

B、mum

C、teacher

A、tiger

B、lue

C、red

A、brown

B、red

C、ruler

A、library

B、lock

C、school

A、scared

B、xciting

C、watch

A、spring

B、summer

C、lower

A、red

B、yellow

C、green

D、olour

A、rainbow

B、quit

C、octopus

D、red

A、red

B、lue

C、olour

D、yellow