1. You can compare the parks you see today with the ones you remember from your childhood. 2. Think about differences in facilities, size, cleanliness, safety, or even the types of activities available. 3. You can also mention changes in technology, design, or how people use parks nowadays.

1. 你可以將今天看到的公園與你童年時期記得的公園進行比較。 2. 思考設施、大小、清潔度、安全性，甚至可進行活動的種類上的差異。 3. 你也可以提及科技、設計的變化，或是現今人們使用公園的方式。