Use commas in dates and to separate items in a series
Exercise Difficulty 3 ~2 min eng.g1.s.ex_29

Two Vs Three

Prompt

Two-item or three-item list? Mark whether each needs commas. Sentence A: 'I see a bird and a bug.' Sentence B: 'I see a bird a bug and a bee.'

How it's presented
mode multi response
Answer criteria
type rubric
criteria
  1. A: No comma needed (two items)
  2. B: 'I see a bird, a bug, and a bee.' (two commas)
Hints
  1. Count the items first.
  2. Two items: no comma. Three or more: commas.
Misconceptions to watch
  • Adds comma to two-item list
  • Misses commas in three-item list