There are about five        people in the town, mainly the old and children.

This task is ______difficult for us. We need ______people.

Do you know the boy ________ is sitting next to Jim?
Yes. He is Jim’s friend. They are celebrating his ________ birthday.

Jim is a ____ boy, and today is his _____ birthday.

A lot of trees and flowers are on ______ of the river and the number of them is growing ______.

--What do you think of the EXPO 2010？
--- It’s great， of course.                 people are going to Shanghai for the EXPO 2010.

— Is there       in today’s magazine?
—Yes. Premier Wen Jiabao saw       “stay-home children”       May,25^th.

Some scientists think that it will take __ of years to make robots do most work for humans.
A. hundreds               B. hundred                C. thousand

There're            students in Grade7.

This is       river. Few of us can swim       it, I think.