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He knows nothing about it, so he can’t help _______ any of your work.

A. doingB. to do

C. being doingD. to be done

. He knows nothing about it, so he can’t help _______ any of your work.

He knows nothing about it, so he can’t help _______ any of your work.

A. doing　　　　　　　　　　 B. to do

C. being doing　　　　　　　 D. to be done

He knows nothing about it, so he can’t help _______ any of your work.

A. doing　　　 B. to do　　　 C. being doing　　　 D. to be done

He knows nothing about it, so he can’t help _______ any of your work.

A. doingB. to do

C. being doingD. to be done