[ Grammar ]
Which sentence uses commas correctly?
A. Our apartment walls, are very thin so we can hear our neighbors talking.
B. Our, apartment walls, are very thin so we can hear our neighbors talking.
C. Our apartment walls are very thin, so we can hear our neighbors talking.
D. Our apartment walls are very, thin so we can hear our neighbors talking.

Random Topics:
Noun ClauseUnreal ConditionalsGrammar - FragmentsComparison DegreeTense,noun,preposition,quantityPresent Perfect Simple vs ContinuousSimple Present and Present Continuous TenseVerb Tenses and UsageAdjectivesProverbsOther quiz:
Modal Verbs › ViewYou _____ study hard if you want to pass the exam
A. must
B. can
C. should
D. ought to
Vocabulary › View
The difficult math problem _______ most of Mrs. Jackson’s students.
A. congratulates
B. communicates
C. confuses
Simple Present Continuous Tense › ViewThe chef __________ .
A. am cooking
B. is cooking
C. are cooking
Comparative & Superlative Adverbs › View
I’ll go and buy the train tickets. I live _________________ to the station. (+ near)
A. nearer
B. nearest
C. further
D. furthest