[ Definite vs Zero Article Abstract Nouns ]
___ research conducted in the last 5 years has been remarkable.
A. the
B. (-)
Select your answer:

Random Topics:
Verb Tense, Pronouns and AntecedentsGrammar - Future ActionGiving and Asking for AbilityTenses: Present simple, Past Simple, Future SimpleComparisionAdverbial Clauses of Manner and ResultAdverb of MannerVerbal and Appositive PhrasesReported speech (statements)Relative Clauses with who and whichOther quiz:
Simple Past Tense › ViewI was writing journal when my brother ……………………… game.
A. played
B. was playing
C. plays
D. is playing
Tenses of Verbs › View
Choose the simple form to complete each sentence.
Mrs. Smith’s class _________ if they won the weekly challenge in PE.
A. wondered
B. is wondering
C. has wondered
