1.What do you think of surfing on the internet
2.The program which I like is different from his.
3.Health depends on the balance of diet.
不明白的再问哟,请及时采纳,多谢!第一个不能用how吗表示 对某人、某事的看法只能用：What... think of哦 第2个能不能换别的啊 没学过呀My favorite program is different from his.