сделайте
say it in a different way 

1) I don't know anybody here. 2) I don't think anybody can help us. 3) I can't see anything behind the window. 4) We don't understand anything. 5) They couldn't buy anything in the supermarket.
6) We haven't got any money. 7) Don't ask anybody to help you. 8) He doesn't like anything on the menu.

1) I know nobody here 2) I think nobody can help me 3) I see nothing behind the window 4)We understand nothing 5) They could buy/was be able to buy nothing in the supermarket 6)We have got no money/We haven't got money at all 7) You should ask nobody to help you 8) He likes nothing on the menuКак-то так, насчет 7 сомнения