You can't. Volunteers of China International Import Expo (CIIE) need to have certain English communication skills in order to communicate with exhibitors and visitors from different countries and regions. Therefore, when recruiting volunteers for China International Import Expo (CIIE), they will be required to have certain English communication skills to ensure that they are competent for the work during the exhibition. Therefore, it is impossible for volunteers at China International Import Expo (CIIE) to fail English.