What about the tourist who goes to Hong Kong? Does he get the same information that he could get from a book? he might _______________, that there is less than 200 square meters of space for each person, but seeing and feeling the lack of space will impress him much more.

He might read that there are nearly 200 vehicles ______________, but the sight of so many vehicles parked along the roadside will be a much more vivid lesson.

The tourist to Hong Kong will never forget the contrasts—the straight vertical lines of the tall modern buildings and_______________that people live in.

(1)read that Hong Kong is crowded
(2)for every kilometer of roadway
(3)the moving lines of boats