She had changed so much that I could hardly, ______ her.A．differB．find outC．explainD．recog

That was so serious a matter that I had no choice

Her finger had swollen so much that she took half an hour to get the ringA．onB．offC．outD．a

I notified him that my address had changed.

I notified him that my address had changed.

I notified him that my address had changed.

I notified him that my address had changed.