---The number of the students in our school is about nine _____. ---I see. ______of them are boys.
| A．hundred; Two thirds | B．hundred ; Two third |
| C．hundreds; Two thirds | D．hundreds; Two third |
— How _____ you , Miss Gao?
— I ______ fine, thanks.
| A．are ; am | B．is ; am |
| C．am ; are | D．am ; is |
— Welcome to China!
— _________ .
| A．Thank you. | B．Hello! |
| C．Welcome. | D．How do you do? |
—Do I need to take any medicine?
—Yes. _______twice a day.
| A．Take two pills | B．Take some pill |
| C．Bring two pills | D．Bring some pill |
My father came back home ______I was cooking in the kitchen.
| A．at | B．but | C．in | D．while |
The work of nurses is very important because they _____ the people.
| A．give hope to | B．are angry with |
| C．are careful of | D．are sorry to |