[ Tenses ]
How long_______________ you_____________ for me?-For an hour.
A. did-waited
B. have-waited
C. have- wait

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Perfect Tenses of VerbsSubject Verb Agreement and Coordinating ConjunctionsCommon & Proper NounsProgressive TenseAdjective ClausesTenses UsageArticle the or zero article (-)Future Time and TensesModals and Present TensesPhrasal Verb Put & GoOther quiz:
Vocabulary › Viewdetermined, committed to a belief or plan, impossible to persuade
A. stern
B. resolute
C. devoted
D. enthralled
Grammar › View
Working with the poor is ………….. job in the world.
A. the more satisfying
B. easily the most satisfying
C. quite as satisfying
D. more and more satisfying
Grammar › ViewThe word ‘rare’ has the same meaning as ________.
A. poor
B. usual
C. pleantiful
D. uncommon
Grammar › View
I have never __________ such a beautiful place
A. visited
B. seen
C. explored
D. discovered