英语主谓一致.ppt

Useful structures 语法详解： 所谓主谓一致是指主语和谓语动词之间,即主语的人称和单复数形式决定着谓语动词对应的形式。 (2) 但如果连接两个以上的名词指的是同一个人或物, 或者指同一概念的时候, 谓语要用单数。 2. 如果主语是不定式, 动词ing形式或主语从句的时候,谓语动词一般用单数。 　When he is coming seems very important. 他什么时候要来看起来很重要。 Collecting stamps is his hobby. 收集邮票是他的爱好。 To love her is not to break her wings. 爱她就不该折断她自由飞翔的翅膀。 . 4. with, along with, together with, as well as, besides, like, without, except, but, including 如果句子中有这些连接词和主语连用,谓语动词的数随主语的变化而变化。例如： 　The teacher, together with his students, is planting trees in the street. 老师和他的学生们正在街道上植树。 either ... or; neither ... nor; not only ... but also, whether...or在句子中连接主语的时候或者在there be句型中,谓语动词要和就近的主语保持一致。 　Not only the students but also the teacher wishes for a holiday. 2. the rest of; half of; part of; majority of; percent of; one third of在句子中加名词作主语的时候,谓语动词与of后面的名词保持一致。 Half of the students _____finished their composition. 一半的学生已经完成了他们的作文。 Half of the apple ____bad. 一半的苹果坏了。 About 60 percent of the students in our school ____boys. 我们学校, 大约百分之六十的学生是男生. 3. 集合名词作主语, 动词可用单数, 也可以用复数。主要由句子的意思决定。强调整体谓语动词用单数；指全体人员时, 动词则用复数。这一类常见的集合名词有public, family, class, crowd, population, team, group。 His family ____going out. 他们全家要外出。 His family ____all music lovers. 他们全家人都是音乐爱好者。 4. 某些名词如people, police, cattle等,形式上是单数, 但意义上是复数, 谓语动词应用复数。people指“民族”时是例外。 The police are searching for a thief. The cattle are eating grass on the hill. Every boy and every girl in the class is diligent. 班级中的每个男孩女孩都很用功。 No sound and no voice is heard. 听不到任何声音。 10. 有些名词的单数和复数形式一样, 作主语的时候, 其谓语动词由上下文决定, 这一类名词有: means, works, deer, fish, sheep, Chinese, Japanese等。 　 Not every means is useful.