Tā wàng le dài gōngzuòzhèng, bèi bǎo'ān lán xiàlái le.
He forgot to bring his work ID and was stopped by security.
Tips
usage
The 证 (zhèng) suffix attaches to almost any document of identity: 身份证 (national ID), 学生证 (student ID), 驾驶证 (driver's license), 签证 (visa), 工作证. Treat 证 as Chinese for '-card / certificate / pass'.
