London studied for the quiz, and he passed it with flying colors.
This sentence illustrates the following comma rule:
A. Commas are used to set off a speaker’s exact words from the rest of the sentence
B. A comma is used before a coordinating conjunction in a compound sentence
C. A comma is used to set off an appositive from the rest of the sentence
D. A comma is used to separate items in a series

Random Topics:
BASIC GRAMMAR - PRONOUNSUsed to - Would - Tenses-ed/-ing AdjectivesConditionals Type IGerunds and TensesAsking and Giving SuggestionSentence Adverbs & Third ConditionalVocab and GrammarVocabulary & Phrasal VerbSubject Verb Agreement & Subjunctive MoodOther quiz:
Grammar › ViewThe boys will be going for their lunch ____twelve noon and one o’clock.
A. at
B. from
C. during
D. between
Degrees of Adjectives › View
Superlative degree of thin
A. less thin
B. thinnest
C. thinest
D. thinner
Grammar › ViewWhen someone shows you their “main dining room” for guests, what does that mean?
A. It’s their smallest dining room.
B. It’s their weirdest dining room.
C. It’s their coolest dining room.
D. It’s their biggest dining room.
Grammar › View
The water _________ very cold yesterday.
A. was
B. were
C. is
D. are