1.__ __(有)a lot of studenta on the piayground __(一些)are piaging soccer__(一些)are piaying tennis
问题描述：
1.__ __(有)a lot of studenta on the piayground __(一些)are piaging soccer__(一些)are piaying tennis
2.Thank you for__ __(加入我们）
3.he__ __ __ __ __ __(此刻正在玩游戏）
4.Is it__(rain) haid outside now?
5.thirty__（family）live in this building
6I’m a little t__,but my sisther is very heavy
7.My sisttr is very short;she is not t__.
8.The rock singer with__(glass) is Johnny.
答
1.There are
some
some
2.join us
3.isplayinggamesatthe moment
4.rainny
5.families
6.thin
7.tall
8.glassess