摘要：12．Have you ever been upset when to yourself after your mobile phone battery runs out in the middle of a call? A．being left talking B．left talking C．being left talk D．leaving talking
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Have you ever been upset when ________ to yourself after your mobile phone battery runs out in the middle of a call?
- A.being left talking
- B.left talking
- C.being left talk
- D.leaving talking