[ Perfect Tenses ]
Which of the following sentences is in the past perfect tense?
A. They had left before we arrived.
B. They leave before we arrive.
C. They will leave before we arrive.
D. They are leaving before we arrive.

Random Topics:
Progressive TensePresent Simple with Adverbs of FrequencyGrammar ClausesModals Deduction: cant /mustHave GotAsking for and Giving OpinionUnderstanding Product Packaging and TensesGerund & InfinitiveDescribing WordsCompound SentencesOther quiz:
Comparisons › ViewHe is …………… ( clever ) than any students in my group.
A. as clever as
B. the most clever
C. cleverer
D. more clever
Grammar › View
The mischievous cat looked at its owner and began purposely scratching the furniture.
A. active
B. passive
Present/Past/Past Particple › ViewWe use the present perfect for…?
A. a specific event in the past
B. a not specific time in the past
C. a specific future event
Grammar- Adjectives › View
Sugar is ________than a lemon.
A. sweeter
B. the sweetest
C. sweet
