[ Perfect Tenses ]
How long _______ here?
A. have you been studying
B. you have been studying
Select your answer:
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Grammar and VocabularyRelative & Interrogative PronounsAdverb of FrequencyTOEFL GrammarParts of Speech and Compound SentencesSimple Present - Negative & InterrogativeModals - Have to or ShouldPRESENT SIMPLE vs PRESENT CONTINUOUS + QUANTPresent Perfect Simple and ContinuousOther quiz:
Grammar › ViewWhat…..you say?
A. Are
B. Have
C. Were
D. Did
Grammar › View
He _____ swimming on Tuesdays.
A. always goes
B. is always going
C. goes always