高中英语语法一些表总称的词到底是单数还是复数?比方说poetry,fruit ,等后跟谓语动词是单还是复?我怎么看都有?

poetry
noun
[U] a collection of poems; poems in general
Synonym:VERSE
epic / lyric / pastoral poetry ◆ T.S.Eliot's poetry ◆ a poetry reading
Compare:PROSE
[U,sing.] (approving) a beautiful and graceful quality:There was poetry in all her gestures.
不可数单词用谓语动词用单数
fruit
noun,verb
noun
[C,U] the part of a plant that consists of a stone/pit or seeds and flesh,can be eaten as food and usually tastes sweet:tropical fruits,such as bananas and pineapples ◆ Eat plenty of fresh fruit and vegetables.◆ fruit juice ◆ fruit trees
表“水果”时可可数也可以是不可数,谓语动词可以单复皆可
See also DRIED FRUIT,FIRST FRUIT,SOFT FRUIT
Compare:VEGETABLE
[C] (technical) a part of a plant or tree that is formed after the flowers have died and in which seeds develop
表“果实”时可数,谓语动词用复数
[C,usually pl.] (literary) all the natural things that the earth produces
Idioms:the fruit / fruits of sth the good results of an activity or a situation:to enjoy the fruits of your labours (= the rewards for your hard work) ◆ The book is the fruit of years of research.
more at BEAR v.,FORBIDDEN
表“成果”时可数,通常+s,谓语动词用复数
verb [V] (technical) (of a tree or plant) to produce fruit
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其实主要是看那个词是可数还是不可数.可数时复数的话谓语动词用复数.不可数时怎样都是用单数.有些可数名词词如people虽然没有+s但也是表复数的,叫单复同型,需要特别注意!这些就要看你积累了~

一般是单数。

具体问题具体分析