史学家陈旭麓在《漫长的封建社会》中写道：“封建社会的长期性……可以说：代代相承，变化微渐。但是，在明清之际，中国社会一度出现过比较明显的转变迹象。”下列思想中属于材料中所说的“转变迹象”的是（    ）

C

    There is a big demand (需求) for English teachers in China. The country develops at a high speed, so it needs lots of volunteers who can teach primary school students conversational (对话的) English skills in China. Global Crossroad is mainly connected with several Chinese public schools. And most of them are in the countryside. Non-native English speakers are also invited to join this project.

    With the growth of the country's economy, the demand for English education in China is growing. As China continues to be a global business country, the importance of English education is increasing as well. Many public schools in China have an "English Comer", which is a place of the classroom designed (设计) and set aside for teaching and learning English. These schools are in need of international teachers to teach English.

    Most schools in the countryside in China are searching for good English teachers. Your time and efforts are so important in improving these students' English skills and helping them get more equal (平等的) chances to work in the future.