(A) My whole family is worried because one of our cats seems to have disappeared. (B) My whole family is worried because one of our cats seems to have disappeared. (C) My whole family is worried because one of our cats seem to have disappeared. (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