[ Present Perfect Tense ]
Which one is correct ?
A. for 3 days
B. since 3 days

Random Topics:
Present Simple & Present ContinuousSimple and Continuous Present TenseSentence Structure and Verb TensesGrammar Present Perfect (ever never)3rd Person SingularVocabulary and ModalsTenses - Present and PastPassive Modals in Different TensesModal Verbs of Certainty and PossibilityAdverb PhrasesOther quiz:
Grammar › ViewA. ear
B. nose
C. mouth
D. sister
Adverbial Clauses of Manner and Result › View
The conservationists worked tirelessly. They wanted to save the endangered species.
A. The conservationists worked tirelessly like they wanted to save the endangered species.
B. The conservationists worked tirelessly as though they didn’t care about the species.
C. The conservationists worked tirelessly as if they had already saved the species.
Conjunctions › ViewShe could not find the book she wanted ___ she borrowed this magazine instead.
A. so
B. but
C. or
Vocabulary and Grammar › View
Jack isn’t interested in________ tennis. He prefers football.
A. to play
B. playing
C. play
