Mr. Green lives on         floor of the building.

—When were you born?—I was born        .

          visitors come to Kaifeng during May Day holidays every year.

—Our school is going to hold the        Culture Festival.—I see. And we can take part in        
activities.

Please turn to Page       and look at the       picture in this unit.

—Which class won the match in the end?—I’m not quite sure. Perhaps          did.

There are         teachersin our school,        of them are women teachers.

      trees were cut down.And many birds lost their home.

          visitors come to Xingyi during May Day holidays every year.

Some scientists think that it will take          of years to make robots do most work for humans.