说实在的，我不知道。

To be honest, I don't know.

你这样说实在太傻了。

You are silly to say so.

说实在地，我只有这些书。

I didn't tell anyone, honestly I didn't.

说实在的，我现在正忙着。

E. g. Actually, I'm busy at the moment.

但说实在的我觉得我做不到

And honestly, I don't think I can do it.

说实在，我依恋这个地方。

I am attached to it, indeed.

说实在她们起初十分冷淡。

They were very cold, indeed, at first.

说实在的，我不打算要孩子。

To be honest, I wouldn't.

说实在地，我就是不感兴趣。

To be quite honest, I'm just not interested.

说实在的，我也不喜欢鸡肉。

To tell you the truth, I don't like chicken either.