Word: 投 These are the Chinese grammar articles about 投, whether they focus on it or mention it. Example sentences using 投 2 sentences, showing page 1 of 1. 他给自己投了保险。 Tā gěi zìjǐ tóule bǎoxiǎn. He insured himself. 您已经投了票了吗? Nín yǐjīng tóule piào le ma? Have you already voted?