[ Grammar ]
She ____ of great help to us because she ____ for such a long time with us.
A. has been/had lived
B. has been/has been living
C. has been/lived
D. was/has lived

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Grammar & VocabPast and Present Continuous tenseTime Clauses of FutureModals of Obligation & ProhibitionGrammar (Adverbs, Prepositions, Prepositional Phrases)Suffixes (ing-ed) SentencesPresent Continuous for FutureAuxiliary ModalAdverb of MannersAdverbs and PhrasesOther quiz:
Past Simple › ViewJack __________ happy on Monday.
A. was
B. were
C. had
Conjunctions › View
I’d like to go to university in London _____ Oxford.
A. and
B. but
C. or
Vocabulary › ViewA knowledge of ______ can be a great help when you try to learn a foreign language.
A. hydrophobia
B. transmission
C. certitude
D. phonetics
Grammar › View
Choose the correct connector to complete the sentence.
Anna is talented at music; _______________, she is really good at art.
_____
A. moreover
B. for instace
C. in spite of
