I、根据句意和首字母提示补全单词(10分)
1. It is going to rain, you have to take an u .
2. Our new teacher is a serious man. We can_________ see him smile.
3.Don’t eat too much j food, it is not good for our health.
4.The movie is meaningless, n of us likes it.
5.I should go to see a d for our teeth cleaning.
6.She is quiet but her sister is very o .