Unit 1 Grammar and usage（主谓一致）课件-2021-2022学年高中英语牛津译林版（2020）必修第二册

Subject-verb agreement Vicky Chen 主谓一致是指谓语在人称和数上必须和主语的人称和数保持一致。这是英语语法中必须遵循的基本规则。 主谓一致 Subject-verb agreement The apple fall. The apple falls. Which one is right? subject + verb singular + singular subject + verb plural + plural singular nouns and verb agreement singular just one single alone a tree an apple Santa Claus Nouns as subjects Singular Noun and Singular Verb A crow sings. Crow Singular noun Singular verb Singular Noun and Singular Verb A flower blooms. flower Singular noun Singular verb Singular Noun and Singular Verb The apple fall. Singular noun Singular verb The apple falls. Singular Noun and Singular Verb The mouse dance. Singular noun Singular verb The mouse dances. eats plants drinks sings blooms falls dances Singular verb Plural Noun and plural Verb Three flowers bloom. plural noun plural verb Plural Noun and plural Verb plural noun plural verb The mice dance. The mouse dances. Plural Noun and plural Verb plural noun