问题
单项选择题
How about going to dinner at the Mexican restaurant tonight? （）
A.Forget it.
B.Sorry, I like Mexican food.
C.That's great!
D.Glad you like it.
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
How about going to dinner at the Mexican restaurant tonight? （）
A.Forget it.
B.Sorry, I like Mexican food.
C.That's great!
D.Glad you like it.
参考答案：C
表示一个钙离子
表示钠原子的结构示意图