用health的适当形式填空

hi，tom.how are you？we had a lesson about---this morning.the teacher told us we should look after our---.here are two pieces of helpful advice. first,we should eat---.eat more vegetables and fruit.they can make us---.we can't eat too much---food,for example,junk food.second,doing more exercise is also helpful.i hope you're in good---.

ps：总共是六个空。

healthiness
health
healthily
be in good health
unhealthy
health

healthily

如果前面是stay或者keep，就应该填healthy.