1) I brush my teeth and wash my face before breakfast.
我饭前刷牙洗脸。
2) brush my teeth and wash my face.
刷牙，洗脸。
3) Wash your face and brush your teeth.
洗脸、刷牙。
4) I must wash before dinner .
我饭前必须洗手。
5) I always wash before dinner.
我饭前总先洗澡。
6) I must wash before dinner.
我饭前要洗手。
参考词条