1、where are the bolls?they're ___the floor。
2、is the bag ___the boxes?yes,it is.
3、who's that girl__the room?she's lily.
4、miss gao ,sit___,piease.
5、is li lei __school today?yes,he is.
6、this is a new picture__my family.
7、what's the time?it's half__one.
8、it's time__watch tv.turn on the tv quickly.