Which sentence correctly uses a comma?
A. Although the traffic was heavy, they arrived at the airport on time.
B. Although the traffic was heavy they arrived at the airport on time.

Random Topics:
Reported SpeechModalGrammar - Present PerfectPunctuating ClausesGrammar (was, were, could, could not)Adverbial Clauses of Reason / CauseAdjectives & PrepositionsDefinite and Indefinite ArticlesTenses - Irregular VerbsPresent Simple VS ContinuousOther quiz:
Vocabulary › ViewWhich of the following is the best description of the First Great Awakening?
A. Religious group in England and America–settling mainly in Pennsylvania–whose members believed all persons possessed the “inner light,” or the spirit of God; they were early proponents of the abolition of slavery and equal rights for women.
B. 1620 – The first agreement for self-government in America. It was signed by the 41 men on the Mayflower and set up a government for the Plymouth colony.
C. the acceptance of different religious beliefs and customs
D. Religious revival in the colonies in 1730s and 1740s; George Whitefield and Jonathan Edwards preached a message of forgiveness for sins by admitting them to God.
Conditional Sentences and Verb Form › View
John would be taking a great risk if he _____ his money in that business.
A. would invest
B. invested
C. had invested
D. invests
Tenses › ViewWho … towards the post office?
- is walking
- walks
Subject Verb Agreement › View
My brother and I ________ (like/likes) to swim in the pool.
A. like
B. likes