1._____________,wewillsetoffasweplanned.
A.Wereitgoodorbad
B.Beitgoodorbad
C.Beinggoodorbad
D.Whethergoodorbad
如果把D改为:Whetheritisgoodorbad,
2.Allgoodsmustbepaidforbefore(deliver)_______
delivery.
我的问题是,可不可以填:beingdelivered.
而且,现在分词的被动语态与过去分词的用法怎么区分呢?比如:
Havingbeeninvitedtogiveaspeechhere,Ifeelveryhappy.
能不能说:Invitedtogiveaspeechhere,Ifeelveryhappy.
请较详细的说明理由.主要是关于这个知识点,不用太扩展开来.