[ Past Perfect Tense ]
He ________ to China before 2015.
A. has not been
B. have not been
C. had not been
D. was not been

Random Topics:
Grammar - Present Perfect with already, just, yetNouns, Pronouns, Antecedents, and Singular and PluralWH- Question WordsGrammar - either...or, neither...norBASIC GRAMMAR - PRONOUNSPast Tense vs Present TenseTransitional Phrases and ConjunctionsPresent Simple & Present Continuous TensesWish SentencesModals and Past TensesOther quiz:
Verb Tenses › ViewThe film ………. by the time we ………. to the cinema.
A. had already started/got
B. already started/ had gotten
C. had already started/had gotten
D. has already started/ got
Verb Present Simple Tense › View
My brother __________ the butterfly in the park.
A. catch
B. catches
C. catchs
Vocabulary › ViewThe government needs to seek a solution to prevent domestic violence as soon as possible.
A. recreation
B. remedy
C. keyword
D. technique
Grammar for TOEFL › View
The contracts signed by the company has been voided because some stipulations were not met.
A. Incorrect
B. Correct
