She eats a cookie.

她吃一块饼干。

同一单元的其他句子

• I like apples.我喜欢苹果。
• Do you like milk?你喜欢牛奶吗？
• She doesn't eat meat.她不吃肉。
• We have bread and eggs.我们有面包和鸡蛋。
• He drinks water every day.他每天喝水。