What is the sentence that my cow eats grass?

I eat cows and cows eat grass.

3. My cow eats grass.

I eat cows. (that is, the breed of this cow is grass cow)

In order to express the meaning clearly, commonly used sentences include two parts: one part is the "who" or "what" said in the sentence (subject part); The other part is "what", "how" or "what to do" (predicate part) in the sentence.

Sentence category

The mood category of a sentence is the category division of a sentence according to its mood. Including declarative sentences, interrogative sentences, imperative sentences and exclamatory sentences.

sentence pattern

The structural category of sentences is to divide the categories of sentences according to their structural characteristics. Including simple sentences and complex sentences, but also can be divided into several small categories.

A sentence can belong to different categories from different angles or standards, such as "Do you watch movies?" It's a question, a simple sentence, a subject-predicate sentence and a verb-predicate sentence. "It's raining." It is a declarative sentence, a simple sentence and a verbal non-subject-predicate sentence.