[ Present Perfect Simple vs Continuous ]
They __________ (discuss) the project for hours.
A. have discussed
B. have been discussing

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Demonstrative PronounsSubordinating ConjunctionCountable and UncountableReported Speech and Reported QuestionsHow much or How many?Tenses StructureParallel Structure or Combining SentencesAdverbial Clauses of Reason / CauseGrammar and Sentence StructureDemonstrative Pronouns and Verb TensesOther quiz:
Question tag and + - Agreement › ViewShe was not good at English,….?
A. wasn’t she?
B. is she?
C. was she?
D. did she?
Grammar › View
We drove past our old school, ____ is having a graduation celebration.
A. that
B. when
C. where
D. which
Adverbs and Adverbial Phrases › ViewThey usually go at the end of a sentence or clause.
A. Adverbs of manner
B. Adverbs of frequency
C. Adverbs of time/place
D. Adverbs of degree
E. Comment adverbs
Grammar › View
In my opinion, what makes people happy is hard ………. tell.
A. for
B. from
C. in
D. to
