问题补充:
They will not even if they can’t win the match.
A. lose their hearts
B. lose their heart
C. lose the heart
D. lose heart
答案:
A. lose their hearts
B. lose their heart
C. lose the heart
(答案→)D. lose heart
解析:考查短语。lose heart丧失信心,丧失勇气。如果heart前加上冠词或者其它限定词则表示失去了心脏。句意:即使他们不能赢得比赛,他们也不回丧失信心。故选D。