E-mail, as well as telephones, ________ an important part in dailycommunication.
A.is playingB.have playedC.was playingD.play在线课程A
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- 2026-04-24E-mail, as well as telephones, an important part in dailycommunication.A.is playingB.have playedC.wa
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- 2026-04-24today sure to be praised.A.The present students; areB.Those present; isC.Those present; areD.Present