text: shall  \n\n–auxiliary verb, present singular 1st person shall, 2nd shall or (Archaic) shalt, 3rd shall, present plural shall; past singular 1st person should, 2nd should or (Archaic) shouldst or should‧est, 3rd should, past plural should; imperative, infinitive, and participles lacking. \n1. plan to, intend to, or expect to: I shall go later.  \n2. will have to, is determined to, or definitely will: You shall do it. He shall do it.  \n3. (in laws, directives, etc.) must; is or are obliged to: The meetings of the council shall be public.  \n4. (used interrogatively in questions, often in invitations): Shall we go?  \n\nshould\n\n–auxiliary verb \n1. pt. of shall.  \n2. (used to express condition): Were he to arrive, I should be pleased.  \n3. must; ought (used to indicate duty, propriety, or expediency): You should not do that.  \n4. would (used to make a statement less direct or blunt): I should think you would apologize.