选择下列单词中，划线部分发音不同的单词。
（1）A.whale B.wheat C.wheel D.vet
（2）A.mother B.brother C.think D.weather
（3）A.tea B.read C.easy D.sweater
（4）A.fish B.kick C.like D.big
（5）A.cap B.star C.farm D.park
（6）A.girl B.card C.shirt D.nurse
It is August the _______ today.
A.twentyB.twentyth C.twentieth
Can I speak _____Yao Ming, please?
A.toB.withC.at
The tree _________ are green in spring.
A.leafsB.leavesC.leaf
They _______ the insects carefully.
A.watching B.are watchingC.is watching
---When do you watch TV?
---I usually watch TV ______ seven o’clock.
A.inB.onC.at