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Polite forms, requests, suggestions, and verb conjugation patterns
What each pattern means, when to use it, and the mistakes that cost marks in the exam.
Polite negative verb form used to deny actions in the present or future. Formed by replacing ます with ません. The standard way to say 'do not do' in polite speech.
Common mistakes
Polite invitation form used to invite someone to do something together. Formed by adding か to ません. Softer and more polite than ましょう because it gives the listener room to decline.
Common mistakes
Polite past tense verb form indicating a completed action. Formed by replacing ます with ました. Used to describe what happened or what someone did.
Common mistakes
Polite volitional form used to suggest doing something together. Formed by replacing ます with ましょう. Expresses the speaker's will to include the listener in an action.
Common mistakes
Polite offer to do something for someone, or a polite suggestion to do something together. Formed by adding か to ましょう. Context determines whether it means 'shall I?' (offer) or 'shall we?' (suggestion).
Common mistakes
Polite verb ending used for present habitual actions and future plans. Formed by attaching ます to the verb stem (masu-stem). This is the standard polite form taught first in Japanese.
Common mistakes
Casual negative verb form used in informal speech, subordinate clauses, and compound expressions. Formed by changing the verb's final vowel to あ-row + ない. For る-verbs, drop る and add ない.
Common mistakes
Casual past negative verb form meaning 'did not do'. Formed by changing ない to なかった. Used in informal speech and subordinate clauses to describe actions that did not happen in the past.
Common mistakes
Expresses purpose of movement. The verb stem (masu-stem) + に + motion verb (行く/来る/帰る). Means 'go/come/return in order to do something'.
Common mistakes
Adaptive practice
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