彼と契約を結ぶ前に、もう一度内容を確認したほうがいい

N5 彼 kare he N3 契約 keiyaku contract, formal agreement N3 結ぶ musubu tie, connect, conclude agreement N5 前に mae ni before N5 もう一度 mou ichido once more N3 内容 naiyou subject, contents, detail N3 確認 kakunin confirmation, verification N3 うがい ugai gargling, mouth rinse

N3 確 kaku, kou / tashi.ka, tashi.kameru assurance, firm, tight N3 認 nin / mito.meru, shitata.meru acknowledge, witness, discern

N5 〜もう mou Indicates recent completion or change, equivalent to already, shows action completed before now N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the action N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜も mo Means also, adds another similar item, often replaces particles such as wa ga or o