[ Simple Tenses ]
My grandfather ______ for 40 years, but now he is retired.
A. works
B. is work
C. worked
D. work

Random Topics:
Have to / Do not have toModals and PrepositionFuture - be going toSimple Present and Simple PastConjunctions and PrepositionFuture Tense VerbModal Verb in Passive VoiceQuantifiers & Modals of ObligationVocab CheckingV-ing/to-VOther quiz:
Modal Verbs › ViewWhose is this bag? – I don’t know, but it ______ belong to Yuta.
A. can
B. may
C. must
D. will
Tenses › View
Write the form of the verb specified in parentheses. Scientists (measure / present perfect) winds of more than 150 miles an hour during severe thunderstorms.
A. measure
B. present perfect
Subject-Verb Agreement › ViewAscites ___ a condition that resulted from ___ hypertension.
A. Is, partial
B. Are, partial,
C. Is, portal
D. Are, portal
Modal Verbs › View
You ________________ believe everything you read online.
A. Have to
B. Don’t have to