When he came back from abroad, John told his parents about the cities and the people ____ he had visited.
If the weather is fine, we’ll go. If ______, ______.
-Why does the river smell terrible? -Because large quantities of water______.
Whenitcomestowhethercampusloveshouldbe______, there is no agreement among people.
Music should be taught routinely in schools because of the benefits _____ can have on the development of the brains of young children.
-What will today’s talk be about? -In the lecture ______, the professor will tell us something about modern English usage.