Помогите, пожалуйста с английским! 1. Explain the peculiarities of the plane

Помогите, пожалуйста с английским! 1. Explain the peculiarities of the plane of expression and the plane of content in following examples: а) homonymy 1) -ed, -ing, -ly, -s; 2) just, since, besides, on, one; 3) to cut (cut; cut) 4) Will you go there? (a question); Will you go there? (a request) b) synonymy 1) (book)-s; (ox)-en; (phenomen)-a; (cact)-i; 2) clever - cleverer - cleverest clever - more clever - most clever; 3) That39;s me. That39;s I. Whom do you love? Who do you love? 4) We leave on Sunday. We are leaving on Sunday.