[ Modal Verbs ]
Even with all the instructions, the machine ___ operate properly due to a technical glitch. This happened last year.
A. can
B. can’t
C. couldn’t

Random Topics:
Temporal Conjunctions and ConnectivesDependent PrepositionsHow much and how manyAdverb Of PlaceSimiles, Metaphors, Personification and HyperboleRegular Plural NounsPassive to ActiveVerb PhrasesDefinite ArticlesCommunicative GrammarOther quiz:
Grammar › View_________ (shoot) down by the monster, the ball burst into flames.
A. Shooting
B. Shot
Tenses › View
If you study hard, you _______________ succeed in the exam.
A. shall
B. shall be
C. will be
D. will
Plural › ViewWhat is the plural of index?
A. Indices
B. Indexes
C. Indice
D. Index
Quantifiers › View
I didn’t see _____friends in the theatre.
A. much
B. some
C. any
