[refactor] Add keyword `each`.
[refactor] Add keyword `each`.

Not necessary right now. Just in case we need more behaviors in this context.

ConnorCartwright/classroom,ConnorCartwright/classroom,mkcode/classroom,BelieveC/classroom,mkcode/classroom,BelieveC/classroom,BelieveC/classroom,BelieveC/classroom,mkcode/classroom,ConnorCartwright/classroom