[ Essential and Nonessential Clauses ]
Which of these is needed to make the sentence make sense?
A. Essential clauses/phrases
B. Nonessential clauses/phrases

Random Topics:
Grammar: so and suchSentence Structure and ConjunctionsPassive with ModalsPast Simple and Past Continuous TensesAdjectives & PrepositionsConditional SentenceMuch, many, a lot of, a few, a littleParticipal PhrasesTenses and Verb FormsAdjectiveOther quiz:
Prepositions › ViewWe couldn’t help laughing when he took________his teacher so well.
A. up
B. over
C. off
D. out
Grammar › View
In New York , January is the ………………….. month in the year .
A. Wet
B. Wetter
C. Wettest
D. Not wet
Which tense is used to describe an action in progress, or a repeated action that happened another event?
A. Past Simple
B. Past Continuous
C. Past Perfect
D. Past Perfect Continuous
Narrative Tenses › View
He ______ for an hour before he realized it was time to leave.
A. worked
B. was working
C. had been working
