Oranges are a kind of ______ . A. fruit B. fruits Why do you choose B instead of a? Isn't fruit not a non genus? And shouldn't a kind of be followed by an odd number?

Oranges are a kind of ______ . A. fruit B. fruits Why do you choose B instead of a? Isn't fruit not a non genus? And shouldn't a kind of be followed by an odd number?

The grammar book says: a kind of is used as an attributive, followed by a singular noun. It is reasonable to say: a kind of should be followed by a singular, which translates into "a kind of Some kind of... " But the subject of this sentence is plural. In order to keep the subject predicate object (subject system table) consistent in the sentence grammar, fruits is used

Oranges and apples are fruits

Fruit is the general name of fruits, and s means different kinds of fruits

Apples and banana and Pearson are () to fill in fruit or fruits
Wrong number, apples and bananas and pears are () to fill in fruit or fruits, no on. Pay attention

Because apples and bananas are two types of fruits, they are countable