1.   He tried to hide his excitement, but his voice was shaking.

2.   Her voice shook with suppressed anger.

3.   Her voice shook, and her face was white with anger.

4.   Her voice was shaking as she announced the news.

5.   His voice shook with anger.

6.   His voice shook a little.

7.   Her voice shook with fury.

8.   Her voice shook with rage.

9.   She fought him, wanting him, hating him, intolerably confused, her voice shaking as she denied everything.