On sundays I have to go to the farm ______my parents

On sundays I have to go to the farm ______my parents
A to help B help C helped D helping
Can we _______hats at school?
A put on B wear C to put on D to wear
----Do you _______eat outside?
----Yes,because I don't know how to cook
A have to B has to C must D can
I have__________homework to do today
A too many B too much C much too D very much