1.“kind,sort,pair,type +名词” 作主语,以这些名词本身的单复数而定.
2.all,none,some,any 等不定代词作主语,根据其指代的内容而定.
All are present .
All the food tastes good.
3.“half / most / enough / part / the rest / the last / lots / plenty / 分数、百分数 + of + 名词”作主语:
谓语动词要和 of 之后的名词单复数保持一致.
4.由or ,either …or,neither…nor,not only…but also 等连接的并列主语,谓语动词常和靠近的作主语的名词有单复数上保持一致.
Not only he but also I am invited.
Neither my gloves nor my hat goes with the dress.
5.with ,along with ,together with ,including ,but ,except ,like ,among ,as well as ,no more than ,besides ,rather than +名词”置于主语后,谓语动词一般仍和前面的名词在单复数上保持一致.
The teacher with a number of students is in the classroom.
6.the number of 表示.的数量,谓语动词用单数,of 后名词用复数
The number of students is 100.
a number of=many 后接可数名词复数,谓语动词用复数
A number of students come here today.
7.a quantity of和quantities of都表示大量的,都可以修饰可数和不可数名词,只是前者后的谓语动词用单三形式,后者谓语动词用复数形式
Quantities of students come here today.
A quantity of students comes here today.
高中学习主谓一致,实际上就是要理解主语的真正含义.比如：
由and 连接的并列成分指的是同一概念,兼具身份或匹配出现.
The worker and writer is from Wuhan.(那个工人兼作家…)
(比较：The worker and the writer are from Beijing.那位工人和那位作家)
分辨的方法是多多理解冠词the/ a/an及集合名词、量词的含义及用法.大有裨益!
Wish you happy every day!