[ Perfect Tenses ]
He (has never seen / had never seen) a dolphin before his trip to Hawaii.
A. has never seen
B. had never seen

Random Topics:
Countable & Uncountable NounsA/AnRelative Clauses PronounsPossessive NounsGerunds as Objects of PrepositionsInfinitive or GerundEd and Ing EndingsRelative & ModalsComparatives or SuperlativesSimple Past TenseOther quiz:
Grammar › ViewHe _____ swimming on Tuesdays.
A. always goes
B. is always going
C. goes always
Grammar › View
The surrounding was dirty and smelly as inconsiderate passers-by ______________ litter on the floor.
A. throw
B. thrown
C. throws
D. had thrown
Modals › ViewHow do you form the negative of “must” in a sentence?
A. Must to not
B. Don’t must
C. Must not
D. Not must
Comparisons › View
A new house is …………………( expensive) than an old one.
A. as expensive as
B. more expensive
C. the most expensive
