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Help 1 I thought I ... invited to the meeting until the invitation came. 1)were not2)had not been3)are not2 The reports ... sent to my office but I'm still waiting for them.1)were2)are3)have been3 The documents ... shown to the CEO last week. 1)were2)were being3) have been4 People hope that many environmental problems ... solved soon. 1) will be being2) will be3) will being5 The papers ... signed yesterday because of the misunderstanding.1) aren't2) hadn't been3) weren't6 New solutions to this problem ... discussed all the time.1)are being2)are3)have being
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