但是他说的都是实话吗？

But was he telling ___the ___truth?

我想我们永远也不会知道那天发生的事情的真相。

I don't suppose we'll ever know ___the ___truth about what happened that day.

说实话，我不喜欢买衣服。

To tell ___the ___truth, I don't enjoy shopping for clothes.