读一读，找出不同类的词。
( ) （1）A. east B. west C. easy D. north
( ) （2）A. accountant B. artist C. engineer D. teach
( ) （3）A. morning B. week C. evening D. afternoon
( ) （4）A. plane B. subway C. train D. shop
( ) （5）A. books B. reads C. teaches D. watches