Everybody has ______ to play _____ our environment.

Robots similar to real people were shown in America. I think there ___ fewer workers in factories in a few years.

This school was _____ in 1950 and has a history of nearly sixty years.[ ]

Do you know the man over there—Yes. I ________ him several times since last month.[

he government’s aid, those _____ by the earthquake have movedto the new settlements