Grammar focus,主谓一致 Subject-Verb Concord,主谓一致的原则是指，主语和谓语从语法形式上取得一致：主语是单数形式，谓语也采取单数形式；主语是复数形式，谓语亦采取复数形式。 主谓一致的问题看上去似乎很简单，其实使用起来却不是那么容易，有时候甚至很复杂。 这是因为在不同情况下，处理这一问题所依据的原则各不相同。就其在现代语法中的基本原则而言，通常有三个不同角度的着眼点： 1、语法一致 2、意义一致 3、就近原则。,Introduction,He is a student. They are students. Reading often means learning. What he said has been recorded. Either the principal or his assistants are to attend the meeting. The teacher as well as the students likes this painting. The father rather than the brothers is responsible.,Examples,不定式、动名词、以及从句作主语时应看作单数，谓语动词用单数。 Seeing is believing. 2. 不定代词one, every, each, everybody, everyone, one of, no one, nothing, nobody, someone, somebody, either, neither, many a 等作主语或是修饰主语时应看作单数，谓语动词用单数。 Many a student takes a walk on campus after dinner. Every boy and girl shows great interest in extra-curriculum activities . 表示国家、机构、事件、作品等名称的专有名词作主语时应看作单数，谓语动词用单数。 The United States is leading the world in science and technology .,Detailed explanation 1. 语法一致,当主语后面接由as well as, as much as, accompanied by, including, in addition to, more than, no less than, rather than, together with等引导的词组时，其谓语动词的形式要依主语的单复数而定。 The teacher, with all his students, is going to have a picnic this weekend.,Detailed explanation 2.意义一致,2. 集体名词作主语时，谓语动词的数取决于主语的意义：主语表示整体时视为单数，谓语动词用单数；主语表示集体中的个体成员时视为复数，谓语动词用复数。这类集体名词常见的有：army, audience, cattle, class, club, committee, crowd, family, government, group, majority, minority, part, people, police, public, staff, team等等，其中cattle，people，police一般看成复数形式。,Detailed explanation 2.意义一致,The family are all fond of football. 那一家人都喜欢足球。 The family is the tiniest cell of the society. 家庭是社会的最小的细胞。 The public has every reason to be cautious of professional deception. 人民大众完全有理由谨防职业骗局。 The public now come to know the whole story. 人们现在越来越清楚那是怎么回事了。,常出现在这类句子中的连词有：or, either or , neither nor , not only but also 等。 Either I or they are responsible for the result of the matter. Neither the unkind words nor the unfriendly attitude has caused me any distress. Not only he but also all his family are keen on concerts. Neither his family nor he knows anything about it.,Detailed explanation 3. 就近原则,