He doesn’t feel________because he has ________friends.
I _____rockets to the moon when I grow up.
Will there be _______ people in China in ten years? No, there won’t.
—Do you like the city life or the country life? —It's hard to say. In the city there is _____interesting, but in the country there is _____ pollution.
____ people ____ robots in their home in 100 years ?
He is happy that he _____in a tall apartment next year.