主旨はあなたが彼らに文法を教えなかったことです。の英語

The point is that you didn't teach them grammar.

The sentence is not grammatically accurate.

It is ungrammatical―bad grammar―bad English―to say so.

The sentence is free from grammatical mistakes.

Grammar be hanged!

Grammar be hanged.

The basic principles of grammar are not so difficult.

I mostly don't know grammar.

You must practice grammar.

You must have a drill in grammar.

Grammar is very difficult.

It is ungrammatical―grammatically incorrect.

I found out that I don't have any ability with grammar.

Grammar, which I hate, is good for me.

Although I really hate grammar, it's useful.

spoke in grammatical sentences

This sentence seems to be grammatically correct.

I am no stickler for grammar.

I found out that I don't have enough ability with grammar.

This sentence is grammatically incorrect.

I want to memorize that grammar.

I want to master grammar.

You should try to produce grammatical sentences.

I mostly haven't learned grammar before.

Grammar is very complicated.

Choose the grammatically incorrect sentence.

Could you clarify the meaning of your sentence for me?

I have corrected the grammatical mistakes.

Strictly speaking, this sentence is grammatically incorrect.

Grammar is very complicated.