[ Tenses ]
They ____ for a few minutes before the rest of the group arrived.
A. Are talking
B. Have been talking
C. Had been talking
D. Had waited

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Active & PassiveConnectivesGrammar Error Correction (Simple Present Tense)Sentence Structure and ConjunctionsConjunctions in Complex SentencesLinking Words and PhrasesFuture - be going toEmployment VocabularyInterjection & Prepositional PhrasesSuffixes (ing-ed) SentencesOther quiz:
Reported Speech › ViewRika asked, “Why are they crying?”
A. Rika asked why were they crying.
B. Rika asked why we were crying.
C. Rika asked why they were crying.
D. Rika asked why we are crying.
Grammar › View
Chingshin _______________ at 7.00am every day.
A. open
B. opens
C. is opening
D. are opening
Tenses › View. She was very upset because she _______ the opportunity to visit the museum when it was still open.
A. missed
B. had been missing
C. had missed
D. was missing
Grammar › View
My mother-in-law is _____ at our house this week.
A. stay
B. staying
C. be staying