1) I want you to be happy. 2) My sister is happy to be the student of this university. 3) His father is a doctor. 4) I don't want you to be sad. 5) You should be polite with other people. 6) He is rich and famous. 7) Our country is big and beautiful. 8) My grandmother is very old. 9) I want to be a musician. 10) Try to be more patient.