—Our women athletes achieved great success in the Vancouver Olympic Winter Games. —Yes. No one could perform ________, I think.
Thirty dollars ________ too expensive.
The number of pages in this dictionary ________ about two thousand.
Now Tom with his classmates ________ football on the playground.
Half of the workers here ________ under 30 ________.
About 60 percent of the students ________ from the south,the rest of them ________ from the north and foreign countries.