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保持一致。例如：

There is a pen, a knife and several books on the desk. 桌上有一支笔、一把小刀和几本书。

There are twenty boy-students and twenty-three girl-students in the class.班上有二十个男孩，二十三个女孩。

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保持一致。如果句子是由here, there引导，而主语又不止一个时，谓语通常也和最邻近的主语一致。例如：

Either you or she is to go. 不是你去，就是她去。

Here is a pen, a few envelops and some paper for you. 给你笔、信封和纸。

15.3 谓语动词与前面的主语一致

当主语有with, together with, like, except, but, no less than, as well as 等词组成的短语时，谓语动词与前面的主语部分一致。例如：

The teacher together with some students is visiting the factory. 教师和一些学生在参观工厂。

He as well as I wants to go boating.他和我想去划船。

15.4 谓语需用单数

1)代词each以及由every, some, no, any等构成的复合代词作主语时，或主语中含有each, every时, 谓语需用单数。例如：

Each of us has a tape-recorder. 我们每人都有录音机。

There is something wrong with my watch. 我的表坏了。

2)当主语是一本书或一条格言时，谓语动词常用单数。例如：

The Arabian Night is a book known to lovers of English. 《天方夜谭》是英语爱好者熟悉的一本书。

3)表示金钱，时间，价格或度量衡的复合名词作主语时，通常把这些名词看作一个整体，谓语一般用单数。例如：

Three weeks was allowed for making the necessary preparations. 用三个星期来做准备。

Ten yuan is enough. 十元够了。

15.5 指代意义决定谓语的单复数