[ Present Perfect ]
Carlos ______ (not, use) his inhaler regularly before the new prescription.
A. has not used
B. did not use
C. does not use
D. will not use

Random Topics:
Modals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityMixed Present TensesNoun Verb AgreementGrammar-Present Continuous-Sentence MakingVocabulary and Sentence StructureDefinite & Indefinite Pronoun & ConditionalsPresent Perfect vs Past SimpleAdjectives (-ed / -ing)Modal Verbs of PermissionGrammar (Adverbs, Prepositions, Prepositional Phrases)Other quiz:
Conjunction › ViewIn golf you hit the ball ___ a club.
a. at
b. by
c. with
Grammar › View
Her parents ___________ sad because she will be moving out tomorrow.
A. is
B. are
C. were
Possessive Adjective › ViewThe house is big, but _____ windows are small.
A. His
B. It
C. Her
D. She
E. Its
Grammar › View
How often does your brother ___ breakfast at home?
A. eats
B. ate
C. eat
D. eating
