Mini-Test Answer: 着 (zhe)
Intermediate Level 中级 (zhōngjí)
The right answer to the quiz is A.
Translation: Mén kāi zhe, jìnlai ba. Boss: 门 开 着，进来 吧。
The door is open, please come in.
Lǎobǎn, zhè shì nín yào de wénjiàn. Mike: 老板， 这 是 您 要 的 文件。
Sir, here are the documents you wanted.…