贫困在这个国家仍然存在。

Poverty still ___exists in this country.

鬼魂根本不存在。

Ghosts don't ___exist anyway.

公交车将不再存在，每个人都会有自己的车和自己的电脑。

Buses will not ___exist any more and everyone will have his own car and his own computer too.