Ages 9–10📖 EnglishBeing planted

Commas to avoid ambiguity

Use commas to clarify meaning and avoid ambiguity in sentences where the absence of a comma could cause misreading

A first look

This shelf is still being planted — the questions are being written and checked. Come back soon. A Skill needs at least 5 checked questions before it opens here.

Question 1 of 3

Which version of the sentence below uses commas so the meaning is clear? Before we eat the dogs barked at the door.

Question 2 of 3

Which version of the sentence adds commas in the right places so the meaning is clear? The coach told the players who were late practice harder.

Question 3 of 3

The sentence "I will thank my teacher Sarah" could mean either that Sarah is the teacher’s name or that you are speaking to Sarah. Which rewritten version uses a comma to make the meaning clear?

Be first to know when it opens

A free account shows every Skill on the map as it opens — and practises the 55 Grammar & Punctuation Skills that are ready today. Every student account needs a parent's email first.

Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.