我的生日在五月和六月之间。

My birthday is ___between May and June.

我们可以在下午三点和四点之间见面。

We can meet ___between 3 pm and 4 pm.

6点有一班火车，10点有另一班，但中间没有其他车。

There is a train at 6 and another at 10, but nothing ___between.