SOS Помогите пожалуйста

1.It is autumn. 
2.It is a field. 
3.In this field is grown cabbage.
4.Yes, it is.
5.Yes, they can.
6.They ask other people and maybe some machine. 
7.Yes, they are.
8.The children are carrying cabbage to the machine. 
9.The cabbage will be taken to the market. 
10.Because they like to help farmers.
11.Yes, they did.
12.Last time was gathered sunflowers, corn and potatoes.