[ Passive Voice ]
This box ________ for a long time yet.
A. hadn’t been opened
B. hasn’t been opened
C. hasn’t opened
D. has been opened

Random Topics:
Vocabulary Spelling GrammarPerfect Tenses of VerbsNoun ClausesTime ExpressionsWish / If only ( Present)TOEFL Adjective and AdverbAdverbial Clause, Noun ClauseConditionals and WishesSo or SuchTypes of Simple SentencesOther quiz:
Vocabulary › ViewBlue pens were unavailable at the corner store, so I bought some black ones.
A. plentiful
B. not at hand
C. on sale
Grammar › View
_____ you spend too much time on your smartphone, you’ll be distract from your school work.
A. While
B. If
C. Although
D. Unless
Tenses › ViewWhile I ___ dinner, the phone ___.
A. cooked / rang
B. was cooking / rang
C. cooked / was ringing
D. was cooking / was ringing
Adjectives and Adverbs › View
What a _______ way to interrupt!
A. nice
B. nicely
