Topics: Present Perfect
Why ______ (Maria, not respond) to over-the-counter medications for her migraines?
A. has Maria not responded
B. did Maria not respond
C. does Maria not respond
D. will Maria not respond
Select your answer:

Random Topics:
So - Too - Either - NeitherComparatives, Superlatives & EquativesGerund or InfinitiveAdverbs & to beAction, Helping & Linking VerbsVerb Present Simple TenseGrammar - First ConditionalSentence Structure and Grammar RulesInfinitive GerundUnderstanding Product Packaging and TensesOther quiz:
Grammar › ViewI am _________________ my brother.
A. tall than
B. taller
C. more taller than
D. taller than
Prepositions of Time › View
I failed in many questions, my position is the … place.
A. twenty-first (21st)
B. twenty-one (21)
