1.Yesterday.I have supper very happily.
2.Two boys are playing in the living room
3.My mother iscalling my sister
4.Yesterday I went to the theatre.
5.I am not very familiar with Beijing.
6.My mother took a key out of her pocket .
7.We enjoyed ourselves last night.
8.They said hellohappily to the teacher
9.Steven worked very hard last Sunday.
10.The children walked slowly in the street.
如果有错,及时提出.