What principle of concord do we

What principle of concord do we usually apply to agreement between the verb and its subject in the form of a clause? Give examples to illustrate your point of view.
【正确答案】：We generally apply three principles to the agreement between the verb and its subject. The subject-verb is governed by: the grammatical priciple, the notional priciple and the priciple of proximity. 1. Everybody was happy with the decision. (Grammatical principle) 2. The audience were brought to their feet at the sight of superman in his wheelchair. (notional principle) 3. Either you or I am responsible for the mistake. (principle of proximity)
【题目解析】：参考课本P281