[ Tenses ]
They ______ a significant breakthrough in their research last month.
A. was achieving
B. have achieved
C. achieved

Random Topics:
Phrases & ClausesPronounciation and GrammarCoordinating ConjunctionsPossessive Pronouns and Adjective PronounsPast TensesAsking and Giving Suggestion“Put” Phrasal VerbActive and Passive voiceCohesive DevicesWill vs be going toOther quiz:
Perfect Tenses › ViewChoose the correct form of the verb in “Future Perfect Tense”.
Mr. Kapoor _______ (write) his first book by the end of this week.
A. will have written
B. will written
C. will write
Some vs. Any › View
I want … ticket to London, please.
a. some
b. any
Grammar › ViewPrachi ………………..going out for a meeting.
A. is
B. are
Sentence Types › View
While all of his paintings are fascinating, Hieronymus Bosch’s triptychs, full of mayhem and madness, are the real highlight of his art.
A. Simple
B. Compound
C. Complex
D. Compound-Complex
