题目

将答语的序号写到括号里。① What would you like to eat?A. Because it's pretty.② Which season do you like best?B. Because I can sleep all day③ I like winter best. C. At 3o'clock.④ When do you take a dancing class?D. I'd like some beef noodles.⑤ Why do you like spring? E. Summer. 答案：【1】D【2】E【3】B【4】C【5】A人的性别由性染色体决定，女性体细胞的性染色体组成是（ ）A．XXB．YYC．XYD．X