### 表示国家、机构、事件、作品等名称的专有名词作主语时应看作单数,谓语动词用单数。例如:
One Thousand And One Nights tells people lots of mysterious bits of folklore.
《一千零一夜》给人们讲了许多神秘的民间传说。
The United States is leading the world in science and technology .
美国常在世界科技方面领先。
The United Nations play an important role in the international affairs.联合国在国际事务中起着重要作用。
#### a portion, a series of, a kind of, the number of等与名词构成名词短语作主语时应看作单数,谓语动词用单数。例如:
A series of high technology products has been laid out in the exhibition. 一系列高科技产品已在展览上展出。
The number of printing mistakes in some recent books often surprises people even to death.
近来一些书籍里印刷错误的数量让人吃惊得要命。
A substantial portion of the reports is missing.这些报告都没有提及实质问题。
A kind of rose in the garden smells very pleasant.这座花园里有一种玫瑰香气怡人。
##### 由some, several, both, few, many, a number of 等词修饰主语,或是由它们自身作主语时应看作复数,谓语动词用复数。另外,由and连接两个主语时,谓语一般用复数。例如:
On the seashore, some people are playing volleyball and some are lying in the sun. 海边,有些人在打排球,有些人躺着晒太阳.
Both of us are fond of watching football games.我们俩都喜欢看足球赛。
A number of will-be graduates are voluntarily going to work in the West of China. 许多即将毕业的学生打算自愿去中国西部工作。
###### 有些短语,如:a lot of, most of, any of, half of , three fifths of, eighty percent of, some of, none of, the rest of , all of等后接不可数名词,或是单数形式的名词作主语时应看作单数,谓语动词用单数；但如果后接可数名词的复数形式作主语时应看作复数,谓语动词用复数。例如:
A lot of money in the shop was stolen yesterday when the electricity was suddenly cut off. 昨天突然断电时,那家商店丢失了许多钱。
A lot of books about Investment Fund have been published recently.
最近出版了许多关于投资基金的书籍。