She didn't mind ___ all her spare time to ___ the sick old man.A._英语解答

She didn't mind ___ all her spare time to ___ the sick old man.
A.to devote;help B.devoting;helping
C.devoting;help D.to devote;helping
请问为什么

人气：258 ℃　时间：2019-08-20 10:39:04

解答

B.
mind+doing.
spare time to中to是介词,+doing.