[ Perfect Tenses ]
It is used to make it clear that one event happened before another in the past.
A. present perfect
B. past perfect
C. future perfect

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Perfect Verb TensesTemporal Conjunctions and ConnectivesConditionals / Unreal PastSimple Present vs Present ProgresiveCan/CouldConjunctions and TransitionsPresent Perfect or Past SimpleTime Clauses of FutureLinking Words & PhrasesConnectorsOther quiz:
Prepositions › ViewThe headline is ___ the top of the page.
a. in
b. at
Modals › View
What are the modals verb for PERMISSION?
A. may / can
B. can / could
C. must / have to
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B. shopped / lost
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Present Simple & Present Progressive Tense › View
He usually …………………… a taxi to the railway station
A. took
B. taking
C. take
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