Grammar Summaries

Every material's grammar, condensed to its core rules and example usage — no exercises, just the cheat sheet.

Core Particles

は・が・を・に・で・へ・と・も at a glance — what each one marks.

Spot the group first — ます／ない／た then follow fixed rules.

Two families, two conjugation patterns — い-adjectives carry their own tense; な-adjectives lean on です／だ.

One connector form that unlocks requests, ongoing actions, permission, and sequencing.

あります／います, position words, and こそあど — everything to say where things are.

The base almost every N4 pattern attaches to — non-past/past, positive/negative, all three word types.

Using plain form to actually talk casually — what drops, what changes, what stays polite.

Clock time, particle rules for time, and frequency adverbs.