问题
选择题
The couple are so warm-hearted that ____ of them spares efforts to help others.
A．both
B．either
C．neither
D．none
答案
答案：C
couple是夫妻两人，可排除D。spare no effort为习语，此处否定前移，所以必须用否定意义的代词。
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The couple are so warm-hearted that ____ of them spares efforts to help others.
A．both
B．either
C．neither
D．none
答案：C
couple是夫妻两人，可排除D。spare no effort为习语，此处否定前移，所以必须用否定意义的代词。