Han131 because there are no subjects after "as", I think they are all abbreviated form. So their original forms must be 1) "As it was mentioned" 2) "As it is usual" am I correct? I'd say "no".
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Han131because there are no subjects after "as", I think they are all abbreviated form. So their original forms must be 1) "As it was mentioned" 2) "As it is usual" am I correct?I'd say "no". I think they are more like substitutes for "which was mentioned" and "which was promised", but they are placed at the beginning of the sentence instead of at the end.