The supervisor nodded his head in ...... and we could move on to another issue.

She smiled at me ...... , though now I'm not sure whether she was absolutely convinced of the plan.

The ...... way of dealing with young liars is to explain to them that lying is wrong.

Although Anna didn't say anything, one could easily sense her ...... of the solution suggested.

Lucy shook her head ...... which meant that no further discussion about the problem would be allowed.