Food and are very important to us all.
| A．clothes | B．cloth | C．clothing | D．dress |
I don’t think he could have done such a stupid thing last night，__________?
| A．do I | B．could he |
| C．did he | D．has he |
Mrs.Black doesn’t believe so many people are suffering from this tsunami，__________?
| A．aren’t they | B．are they |
| C．doesn’t she | D．does she |
If you want to learn about Liu Xiang，let me know，__________you?
| A．don’t | B．will | C．shall | D．do |
About 60 percent of the students __________from the south; the rest of them __________from the north and foreign countries.
| A．are; is | B．is; is | C．is; are | D．are; are |
Each man and each woman __________ asked to help when the fire broke out.
| A．is | B．was | C．are | D．were |