他冒充医生,骗了很多人。
tā màochōng yīshēng , piànle hěnduō rén 。
He feigned to be a doctor and deceived many people.
她冒充她的姐姐来参加聚会。
tā màochōng tāde jiějiě lái cānjiā jùhuì 。
She pretended to be her sister to attend the party.
这个人冒充是警察,结果被揭穿了。
zhègè rén màochōng shì jǐngchá , jiéguǒ bèi jiēchuān le 。
This person impersonated a police officer and was ultimately exposed.