1.Answer based on your observation of the population density and activity level in your city. 2.You can also mention specific areas or times when the city feels more or less crowded.

1. 根据你对所在城市人口密度和活动水平的观察来回答。 2. 你也可以提到城市在某些特定区域或时间段感觉更拥挤或较为空旷。