1(in the first person) expressing the future tense:this time next week I shall be in Scotlandwe shan’t be gone long
2expressing a strong assertion or intention:they shall succeedyou shall not frighten me out of this
3expressing an instruction, command, or obligation:every employer shall take all practicable steps to ensure the safety of employeesyou shall not steal
4used in questions indicating offers or suggestions:shall I send you the book?shall we go?