新学期开始了,我担任八年级的历史课,本书的第一课是《鸦片战争》,这一课既是中国近代史的开端,又是中国从封建社会逐步沦为半殖民地半封建社 The new semester began. I served as a history lesson in the eighth grade. The first lesson of this book is the “Opium War.” This lesson is both the beginning of the modern history of China and the gradual demise of China from a feudal society to a semi-colonial and semi-feudal society