Section Ⅳ　Grammar & Writing

　　主谓一致

　　阅读下列句子，体会黑体部分的用法

　　1．Following Jane's way of studying chimps，our group are all going to visit them in the forest.

　　2．Watching a family of chimps wake up is our first activity of the day.

　　3．Everybody sits and waits in the shade of the trees while the family begins to wake up and move off.

　　4．Jane warns us that our group is going to be very tired and dirty by the afternoon and she is right.

　　谓语动词与主语必须在人称和数上保持一致，这叫作主谓一致。主谓一致的应用主要有以下几种情况：

　　1．名词作主语

主语 谓语动词 单数可数名词或不可数名词 单数 复数可数名词 复数 只表示复数意义的集体名词people，police，cattle等 复数 family，class，gr­ 强调整体 单数 oup类集体名词 强调成员 复数 只作不可数名词用的集体名词 clothing，equipment 等 单数 单复数同形的名词 根据其表达的单复数意义而定 Tom has eggs and milk for breakfast.