[ Essential and Nonessential Clauses ]
Which of these needs to be offset by (surrounded by) commas?
A. Essential clauses, phrases
B. Nonessential clauses, phrases

Random Topics:
NounTenses and ArticlesLinkers and ConjunctionsModals and Present TensesSimple TenseIntermediateVerb PhrasesNouns & PronounsDemonstrative PronounAdjectives (-ed / -ing)Other quiz:
Vocabulary › ViewJustify
A. to show or prove that something is correct; to defend an idea
B. to examine something in detail in order to understand it
C. to figure something out by using evidence and reasoning
D. to briefly share the main points of something
Modal Verb › View
Jennifer ________ the promotion that she is expecting as she hasn’t reached her sales target yet.
A. shouldn’t have got
B. hadn’t got
C. may not get
D. wasn’t getting
Prepositions › ViewAlthough Alex usually travels along, he has shared his experiences _____ his blog.
A. in
B. to
C. on
D. with
Tenses › View
What time _______ to work this morning?
A. did you get
B. are you getting
C. has you got
D. do you get
