[ Present Tenses ]
A scientist ………already (discover) ……….a new species of jellyfish.
A. have, discovered
B. has, discovered
C. does, discovered
D. discovering
Select your answer:

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Abstract NounsPast PerfectTOEFL Adjective and AdverbIndependent/Dependent Clauses & Relative ClausesFuture Tense VocabularyPresent Tenses and ConnectorsFOR & SINCEBecause / soCountable Vs Uncountable NounsAdverb and Sentence StructureOther quiz:
Irregular Adjectives › ViewTigers are _________ swimmers than lions.
A. good
B. gooder
C. better
D. best
Grammar › View
The head teacher has asked me to take the new boy under my ____ and look after him.
A. sleeves
B. arm
C. wing
D. cloak
