If there's a lot of work _____ ,I'm happy to just keep on until it is finished.

问题描述:

If there's a lot of work _____ ,I'm happy to just keep on until it is finished.
A to do B to be doing C done D doing 正确答案是A 那么填加 to be done 到空格的话

填加 to be done 到空格是不对的.只能填:A to do 因为不定式作定语时,当与被修饰的词形成动宾关系时,则用不定式的主动式表被动意思.a lot of work 与 to do 形成动宾关系,即:to do a lot of work ( work是to do的宾...