Today is Tuesday. We are having a ___31___ class in the classroom. Ms Chen is telling us what water is like. After that, she asks us “___32_ water like?” No one speaks for __33__ minutes. Ms Chen asks again,“Why don’t you __34__ my question? Don’t I tell you what water is like?”
A boy names Zhang Hui puts up his ___35__ and says,“Ms Chen, you tell us that water has no color __36__ no smell. But ___37_ can we find that kind of water? The __38__ in the river behind my house is always black and it has bad smell. ”Most of us ___39__ with him.
“I am sorry, children,” says Ms Chen. “Our water is getting__40__. That’s a problem.”

A．English B．history C．chemistry D．music

A．What’s B．Where’s C．When’s D．How’s

A．a little B．a few C．little D．few

A．tell B．answer C．say D．talk

A．hand B．leg C．tooth D．foot

A．or B．and C．but D．with

A．why B．who C．where D．what

A．food B．fruit C．fish D．water

A．talk B．run C．laugh D．agree

A．dirtier and dirtier B．dirty and dirty C．clean and clean D．cleaner and cleaner