Mrs. White is different from her friends who were ______.

参考答案:

B解析：本题题干上的信号词为different和friends，依据句为“Unlike her friends， however，she never lost heart.”其中lose heart =lose hope。此句意为“她从来都是满怀希望，而她的朋友与她不同，并不是经常满怀希望”。