My cousin wants to keep slim. She doesexercise every morning and ______ eats meat.

对下列文言句子中加点词语的相关内容的解说，不正确的一项是（ ）

He _________ his homework at school.

The frequent terrible coal mine accidents killed morethan 1000 people in China last year.—_______.

Where is Li Ping –He’s _____ the library.