By 
Terisa Folaron
 | 
TED-Ed Original

Comma story

It isn't easy holding complex sentences together (just ask a conjunction or a subordinate), but the clever little comma can help lighten the load. But how to tell when help is really needed? Terisa Folaron offers some tricks of the comma trade. [Directed by Brett Underhill, narrated by Julianna Zarzycki].

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