試題詳解

29. According to the passage, who will be declared a “model of community morals”?
(A) A person who hands in a lost wallet once and helps someone in danger for five times
(B) A person who helps someone in danger twice and donates haematopoietic stem cells once
(C) A person who donates haematopoietic stem cells once and hands in a lost wallet twice
(D) None of the above is correct.