Here are the correct answers for each sentence:
Try to list our three most populated cities.
You ought not to have listed Buffalo.
He doesn't know any of the five largest cities.
Were you able to list New York and Los Angeles?
Our friends plan to go to Disneyland.
The Valdez family can hardly wait to return to San Antonio.
Aren't you glad you went to Arizona?
Almost everybody wants to visit Washington, D.C.
This kind of trip would be fun.
San Francisco is different from Los Angeles.
We brought back souvenirs from Philadelphia.
My great grandfather might have been related to Sam Houston.
Where is the Alamo?
Anyway we saw the movie about Sam Houston.
She seldom heard of the California gold rush.
It was a long way from San Diego to Memphis.
There was scarcely a book in our library about Pittsburgh.
Some cities are better than other cities.
Baltimore was a very good city to see historic areas.
Anywhere you walk in our nation's capital is interesting.
Vic and Lydia should have gone to Boston.
What sort of car did you have in Boston?
Lydia says that she drove a rental car.
Komuro and Kato have a chance to work in Salem.
Our trip last summer was nowhere near as much fun as I had expected.