②What they have done___of great use to us.What he says and what he does ___agree.A.is；notB.is；do not C.are；does not D.ar
问题描述：
②What they have done___of great use to us.What he says and what he does ___agree.A.is；notB.is；do not C.are；does not D.are；not
答
B为正确答案,句子做主语,动词用三单形式,be of great use 是固定搭配,所以填 is,翻译：他们所做的对我们有很大的用处!后句：他所说的和所做的不一致,从翻译我们也可以看得出来,说和做不是一回事,所以在实义动词agree前借助do not.