请英语高手帮忙解决以下几道题。 用适当的介词或副词填空。

1.feel like doing喜欢 eat sth for lunch 吃..作为午餐
2.stop sb from doing 阻止某人做
3.look at sth/sb 看着 have wrong with sb 某人有..问题
4.be interested in 对..感兴趣
5.look for 寻找

1.She didn‘t feel __like__ eating anything，so she ate nothing __at__ lunch.
2.We must stop him __from___ leaving here.
3.The doctor looked ___at___ the patient.There was nothing wrong __with___ her.
4.Tom is a professional soccer athlete.He's interested __in__ skating,too.
5.On Sunday there are lots of students looking ___for___ books in the bookstore.