Which of the following are true about intercultural communication

A．Intercultural communication originated in France.

B．Intercultural communication only deals with verbal interaction.

C．Intercultural communication is a branch of communication.

D．Intercultural communication involves people from different cultural backgrounds.

关于外用膏剂叙述错误的是()

A．软膏剂多用于慢性皮肤病，对皮肤起保护、润滑作用

B．软膏药中的药物通过透皮吸收，也可产生全身治疗作用

C．黑膏药可起保护、封闭和拔毒生肌作用

D．黑膏药只能起局部治疗作用

E．橡胶膏剂不经预热可直接贴于皮肤，但药效维持时间短