describe your new school life — 英语选择题
题目
在撰写题为 My New School Life 的英语短文时，以下四个句子中只有一处最适合作为结尾段的主题句（topic sentence），请选出：A. In a word, my new school life is busy but rewarding, and I am ready to embrace every challenge. B. My primary school was small and old. C. I had breakfast at seven o'clock yesterday. D. There are four seasons in a year.