The kind girl all her spare time she had others.
A. devoted…to help…
B. does devote… helping
C. devotes…helped…
D. did devote…to helping...
网友回答
A. devoted…to help…
B. does devote… helping
C. devotes…helped…
(答案→)D. did devote…to helping...
解析：考查词组：devote all one’s spare time to doing…，把空闲时间都用在做…,强调谓语动词用do/does/did+动词原形，这句话用的是过去式，用did+动词原形，句意：这个善良的女孩空闲时间确实都用来帮助别人了。选D。