[ Grammar ]
I have turned in the essay that I had spent several weeks working on.
A. NO CHANGE
B. I have turned in the essay that I have spent several weeks working on.
C. I had turned in the essay that I have spent several weeks working on.
D. I turned in the essay that I will have spent several weeks working on.

Random Topics:
Possessive Adjective and PronounSimple Past ContinuosAdjectives with -ED and -INGContrastive ConjunctionConjunctions, Prepositions and InterjectionsNoun Phrases and AdverbialsVerb TenseModal PerfectMoods of GrammarPast Tense and Past ContinuousOther quiz:
Modal Verbs › ViewAfter completing his training, John ___ speak fluent Mandarin. He didn’t focus too much.
A. can’t
B. could
C. couldn’t
Future Tenses › View
I think it__________ tomorrow
A. ‘s going to snow
B. ‘s snowing
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A. work
B. worked
C. have worked
D. had worked
Grammar and Vocabulary › View
Aliff’s mother is ______________ some mangoes at a fruit stall.
A. chose
B. choose
C. chooses
D. choosing
