全国大众英语测验语法——主谓同等中的靠近准绳
1）当there be句型的主语是一系列事物时，谓语应与最邻近的主语连结同等。
There is a pen, a knife and several books on the desk..
There are twenty boy-students and twenty-three girl-students in the class.
2）当either… or…与neither… nor，连接两个主语时，谓语动词与最邻近的主语连结同等。如果句子是由here, there指导，而主语又不止一个时，谓语每每也和最邻近的主语同等。
Either you or she is to go.
Here is a pen, a few envelops and some IT for you.

关键字：主谓同等语法 主谓同等语法练习 英语语法主谓宾 汉语语法主谓宾 主谓同等