i don't have much homework ( )《do》.2,east of the river （ ）《lie》two buildings.3,i‘m right,（ ）《be》i?4,i can't help （ ）《do》housework at home bacause i am busy with my homework.

i don't have much homework ( )《do》.2,east of the river （ ）《lie》two buildings.3,i‘m right,（ ）《be》i?4,i can't help （ ）《do》housework at home bacause i am busy with my homework.
i don't have much homework ( )《do》.
2,east of the river （ ）《lie》two buildings.
3,i‘m right,（ ）《be》i?
4,i can't help （ ）《do》housework at home bacause i am busy with my homework.

i don't have much homework ( )《do》.2,east of the river （ ）《lie》two buildings.3,i‘m right,（ ）《be》i?4,i can't help （ ）《do》housework at home bacause i am busy with my homework.

to do 

lying

am't 

doing

i don't have much homework ( to do )《do》.

2，east of the river （ lying ）《lie》two buildings。

3，i‘m right，（ isn't）《be》i？

4，i can't help （ to do ）《do》housework at home bacause i am busy with my homework。