(A) Your mother had been waiting for you when you went to your friend’s house. (B) Your mother had being waited for you when you went to your friend’s house. (C) Your mother have been waited for you when you went to your friend’s house. (D) None of these
(A) The picture painted by your brother is really beautiful. (B) Lessons learnt easily are soon forgotten. (C) The book lent by the library is missing. (D) None of these