—What happened? I called you several times yesterday evening, but I couldn't get through.
—Sorry, my sister and I ________ on the phone all the time.
A.talked | B.have talked |
C.were talking | D.have been talking |
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—What happened? I called you several times yesterday evening, but I couldn't get through.
—Sorry, my sister and I ________ on the phone all the time.
A.talked | B.have talked |
C.were talking | D.have been talking |