Was it in the factory __________ you worked five years ago __________ you learned the technique?
The population of China ____ larger than that of .any other country in the world.
Over 80 percent of the population of China ____ peasants.
Every' boy and every girl ____ to attend the evening party.
Not only my brother but also I ____ good at painting. Both of us ____ good painters.,
Neither my father nor I ____ at home.