1:bill 是主语 would have loved 做谓语 the Internet 是宾语 虚拟语气
2:it 主语 is becoming increasingly influential 谓语 系表结构
is 是系动词 becoming increasingly influential 是表语;系动词和表语一起构成谓语,不可分割
3:its advantage 是主语 was its mastery of the electric world 谓语 系表结构
was是系动词 its mastery of the electric world 是表语
是指这方面的语法现象吗?
