题目内容：

 

1.upset

A．usage             B．pollute

C．August           D．dusty

2.polish

A．remove             B．worry

C．consider           D．honest

3.cheer

A．machine           B．school

C．chain             D．chemist

4.crowd

A．owner             B．flow

C．window            D．flower

5.updated

A．liked             B．dreamed

C．carried           D．needed