London is the oldest city in Britain. It's the biggest city in Europe, but New York is big, too. It's as big as London. The streets in London are crowed(拥挤)and there is one of the world's biggest underground. The streets in New York are just as crowded as in London. There are a lot of stores in London, but New York has more supermarkets than London. London has more parks than New York, but New York's Central Park is much bigger than the biggest park in London.