1. mary's(older/elder) sister has been staying in the usa for seven years now. 2. whose grandfather is(older/elder) yours or ivan's? 3. collin is the(oldest oldest) student in our class, 4. is steve your(older/elder) or your younger brother? 5. my uncle is the(old est eldest) member of my family. б. my friend william is a year and a half(older elder) than me. t. the building of our school is(older elder) than all the other buildings in this area. 8. do you know that mr richardson's(older/elder) daughter is a ballet dancer?