Question

fill in the blanks with suitable modals auscillary verbs given in the bracket: (a) You.........not enter not room with muddy feets. (prohibition). (b)You.........help the poor. (moral duty). (c)You.........get prize . This is my promise

Answer 1

I think
a)should
b)should
c)will

Answer 2

a. should
b. must
c. will