一、读单词,从下列单词中圈出一个不同类的单词.
1.Monday Saturday May Friday
2.monkey bird fish tree
3.London January June July
4.doctor play lawyer teacher
5.eraser pencil red ruler
6.ship shop train bus
7.back headache cough stomachache
8.hand arm head T-shirt
9.skate jump walk worker
10.why wait when where