sit in for (someone) -Idioms

Idioms

sit in for (someone)

to take someone else's place in some activity

I asked my friend to sit in for me at my volunteer job at the community center.

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sit in on (something)

sit on (something)

sit on its hands

sit on one's hands

sit on the fence

sit through (something)

sit up and take notice

sit up with (someone)

come to a bad end

ready, willing, and able

serve as a guinea pig

clean out (someone) or clean (someone) out

lead (someone) on

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Fact
Kermit the Frog is left-handed. .. More >>

Verbal Reasoning