rld’s elderly population will exceed ____ of children by 2060, when each group____ to account for about one fifth of the population.

Great quantities of soil _________ down the hillside by the rain last night.

The pretty girl is always busy helping hermother with the housework _________ I go to visit her family.

Father somebread for breakfast this morning.

What if I have to go there and know nothingabout it?— If I______ you, I would try to find someinformation about it on the Internet.