问题

She devoted as much time as she could _______ others.
A:help
B:helped
C:to helping
D:helping;
B:helped
C:to helping
D:helping;
正确答案是:
同类题型
We were about to go out______ the rain poured down
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_______ the teachers in the school is one hundred, and ________ of them are women teachers.
What are you packing so many books for, Grandma— I’ll _________ to the kids in West China.