[ Grammar ]
If customers lose their original warranty ____, they can download a new one from the website.
A. certify
B. certificate
C. certifiable
D. certifiably

Random Topics:
Grammar (Adjectives)Verbs + Gerund or InfinitivePresent ProgressivePresent Continuous for FuturePhrasal VerbsVocabulary, Grammar, SpellingFuture Tenses, Conditionals and ProfessionsIndefinite and Definite ArticlesModals of Obligation and PermissionDeterminersOther quiz:
Vocabulary › Viewa breaking of a law or obligation
A. beneficent
B. disconcert
C. infraction
D. mitigate
Modals and Past Modals › View
You should have studied for the exam.
A. You’re going to have an exam soon
B. You sat for the exam and got bad results
C. You sat for the exam and got good results
D. You’re not going to have an exam
Grammar › ViewWhy did you say “Yes” to his invitation?
You could have ….. “No”.
___
A. say
B. says
C. saying
D. said
Indefinite and Intensive Noun › View
I built this house _______.
A. itself
B. myself
C. yourselves
D. themselves
