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---Is your father at home?
----No, he ________the USA.
A. has been to             B. has been in
C. has gone to             D. went to

---Were you at home at 7:00 yesterday evening? I called you but no one was there.
---Sorry, we ___________ a movie at the theatre at that time.

He has already gone home. But before he left, he__________ all the mistakes in his translation.

The guests were _________ in the front rows ________ to the president attentively.

The last time I ______her, she ___________ at a medical college.

---Can I help you?
---Yes, I bought this radio here yesterday, but it _____________.

—______ your sister ______ in Greener China for a long time?
—Yes.She joined it five years ago.

--- Excuse me, but I don’t think you can take photos here.
--- Sorry.  I _______ this is no-photo zone.（地區(qū)）

At the meeting the boss was explaining his plan while his secretary_________ the notes.

–Have you taken your medicine today ?
--Yes , I ______ it after breakfast.