[ 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:
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
____ Lisa going to _____ to Tom later?
Yes, she ___
A. Are ; talk ; is
B. Is ; talking ; is
C. Are ; talk ; are
D. Is ; talk ; is
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
