[ 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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Idioms › ViewTo “call it a day” means ___.
a. to quit
b. it becomes evening
c. to say good morning
Grammar › View
____ the man _______ coffee every morning?
A Did…drink
B Do …drink
C Does ….drink
D Have ….drunk
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