[ Present Perfect ]
Maria ______ (not have) success with her current treatment for migraines.
A. has not had
B. did not have
C. does not have
D. is not having

Random Topics:
Grammar of Future PlansModals for RecommendationsTransitive and Intransitive Verb-ed and -ing AdjectivesTensesSentence Structure and Grammar RulesModals, Conditionals, and Clauses- Defining, Non-definingPronouns and Quantifiers1st ConditionalNarrative, Past TensesOther quiz:
Grammar › ViewIf you ________ blue and yellow, you get green.
A. will mix
B. mix
C. are mixing
Simple Past Tense › View
Choose the correct sentence below.
A. She doesn’t travel to Paris last year.
B. She didn’t traveled to Paris last year.
C. She doesn’t travaled to Paris last year.
D. She didn’t travel to Paris last year.
E. She not traveled to Paris last year.
Performed with little or no delay
A. Transgression
B. Indolence
C. Meticulous
D. Prompt
Vocabulary › View
A term used to describe the certainty of data or results of an investigation or experiment.
A. investigation
B. data
C. testable
D. valid
