幸运的是，我们仍然设法偶尔见面。

Fortunately, we still manage to meet up ___every ___now ___and ___then.

时不时复习一下旧笔记是个好主意。

It's a good idea to review old notes ___every ___now ___and ___then.

尽管我们日程繁忙，但仍会偶尔互发电子邮件。

Despite our busy schedules, we still email each other ___every ___now ___and ___then.