我们这些日子不常见面，但确实会偶尔约着喝咖啡叙叙旧。

We don't see each other much these days, but we do catch up for coffee ___every ___now ___and ___then.

时不时地复习你的旧词汇笔记是个好主意，这样能保持对单词的记忆。

It's a good idea to review your old vocabulary notes ___every ___now ___and ___then to keep the words fresh in your mind.

我偶尔喜欢去探索城市里一个新的街区，就想看看能发现什么。

___Every ___now ___and ___then, I like to explore a new neighborhood in the city, just to see what I might discover.