[ Vocabulary ]
something very difficult and demanding, requiring a lot of effort
A. consecutive
B. rigorous
C. energetic

Random Topics:
Wh- Questions Present Simple TenseGrammar and PrepositionFuture Tense VerbIELTS VocabularyIN, ON & ATPhrase vs ClausePreposition of PlaceAdverb of ConcessionConditionals and WishesPresent and Past TensesOther quiz:
Third Conditional › ViewComplete the sentence: “If I ______ (know) about the party, I would have gone.”
A. knew
B. had known
C. would know
D. was knowing
Grammar › View
________ __________ you like to go? to the beach.
A. What would
B. how would
C. Where would
Grammar › ViewMr. Osama said that Hana …………. an intelligent girl.
A. will
B. was
C. is
D. has
Past Tenses › View
Matt ______, while we________ lunch.
A. phoned, were having
B. was phoning, were having.
C. had phoned, had had
D. had been phoning, had been having
