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 Intonation is the variation of pitch used when speaking.
The two types of Intonation are:
-Rising Intonation
-Falling Intonation
Intonation  is the melody of speech.

there are 2 types of intonation..

Rising Intonation- question answerable by yes or no
ex. Are you hungry?
ans. yes
Falling Intonation- are statements or questions answerable with statements.
ex. Where's Conrad?
He's in the bathroom.

hope this would help!      ;-)