我 在 上海。 Wǒ zài Shànghǎi. I'm in Shanghai. Expressing existence in a place with "zai" "在" A1 GrammarWiki 他们 在 英国。 Tāmen zài Yīngguó. They're in England. Expressing existence in a place with "zai" "在" A1 GrammarWiki 老板 在 外面。 Lǎobǎn zài wàimiàn. The boss is outside. Expressing existence in a place with "zai" "在" A1 GrammarWiki 他 不 在 学校。 Tā bù zài xuéxiào. He's not at school. Expressing existence in a place with "zai" "在" A1 GrammarWiki 她 现在 在 家 吗? Tā xiànzài zài jiā ma? Is she at home now? Expressing existence in a place with "zai" "在" A1 GrammarWiki 你 在 公司 吗? Nǐ zài gōngsī ma? Are you at the office? Expressing existence in a place with "zai" "在" A1 GrammarWiki 老师 不 在 办公室 吗? Lǎoshī bùzài bàngōngshì ma? Is the teacher not in the office? Expressing existence in a place with "zai" "在" A1 GrammarWiki 谁 在 楼上? Shéi zài lóushàng? Who is upstairs? Expressing existence in a place with "zai" "在" A1 GrammarWiki 我 和 朋友 在 酒吧。 Wǒ hé péngyou zài jiǔ bā. I'm with a friend at a bar. Expressing existence in a place with "zai" "在" A1 GrammarWiki 你们 明天 在 北京 吗? Nǐ míngtiān zài Běijīng ma? Are you in Beijing tomorrow? Expressing existence in a place with "zai" "在" A1 GrammarWiki