I suddenly knew what the present was, and my mouth went dry.

His mouth went dry, and he felt cold all over.

I wanted to say not yet but my mouth had gone dry.

My mouth went dry as I took it all in.

"You think that big mouth is going to close on us?"

The mouth went on talking as though the ears had not heard.

The next thing Web turned to made his mouth go dry.

But when she stood up, her pretty mouth went thin.

If it had been a human, its mouth would have gone dry.

I didn't say anything, but my mouth had gone dry.