The parents had ______ their neighbour ______ their children when they were on holiday.
The money was soon spent , so he ____ go hungry .
— Would you open the window , please ? — Yes , I ____ .
I''m surprised that he ____ to help me when I needed his help .
A lion ____ only attack a human being when it is hungry .
If you ____ me , I''ll give you some advice .