Subject	speaker
Predicate	can vary
Object	tone
Modality	Modality Occurrences TBC[tone of speech] 1 TBC[tone of speaker] 1
Polarity	POSITIVE
Plausibility	0.0432
Neighborhood Sigma	0.0432
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source a speaker can vary the tone of the speech 1 Google Autocomplete a speaker can vary the tone of the speaker 1 Answers.com Questions