完形填空 (40)
Life in the twenty-first century will be very 1 . Many changes will take place, but 2 will the changes be.
The population is growing 3 . There will be many 4 in the world and most of them will live 5 than people in the twentieth century.
Computers will be much smaller and 6 and there will be at least one in every 7 . And 8 studies will be one of the important subjects in school then.
