下列每组四个单词中，根据它们的意义找出一个与其它三个不同类的单词，把它们的字母编号写在左边的括号中。
（1）A.red B.leg C.black
（2）A.show B.touch C.foot
（3）A.Zoom B.ruler C.Sarah
（4）A.bag B.white C.green
（5）A.body B.wave C.shake
What do you do on Saturdays?
A.I often play football. B. I like apples.
What do we have on ___________ (星期四)？
---- We have ____________(体育课).
A．Thursday, P.E.class B. Sunday, English class
Our principal is ________(年纪大而慈祥和蔼的).
A.old and kind B. young and funny
Today is _______(星期一).
A.TuesdayB. Monday
My little sister is __________(乐于助人的).
A.helpfulB. polite