Actually, she has assigned this to me for a long time but I didn't have any passion to answer it in English then. OK, here is it.
答：No way. There are two possible results for ex-lovers to be friends. One is to be nodding friends, which I don't think can be called "friends." The other is after a while those ex-lovers will be ing-lovers, which I think would lead to the second break-up eventually.
答：Nothing. I'm happy everyday. XD
答：Do whatever I usually do every single day--maybe just sitting with my BF, watching TV, telling each other "I love you", and sleeping soundly.
答：Anytime I become prepared. I always say, "there is no such a 'standard schedule' for couples."
答：I would run a library or buy a lot of books and deliver them to the poor kids.
答：Everything I've had. Nothing more, nothing less.
答：To ask me to be his GF? Of course it is a joke. (Does anyone take it serious? =.=+)
答：Too many.....Oh I got one! (Not happened yet, but it will be someday.) Deep in the night, my baby is crying like the doom comes and my husband just pretend the doom has occured to him--and he is dead.
答：It will be last Teacher's Day. I got plenty of presents from four classes of studnets.
答：It depends--on how long he can endure having no idea about what he should do.
答：Integrity, just like me. XD
答：I want nothing to change. I'm satisfied with my situation now.
答：My BF and I become husband and wife. Well...I think the first step would be getting married.
答：United Kingdom. I've been dyinig to feel its ancient culture.
15. If you can choose the sex of next life, which would you choose, male or female?
答：I would like to keep my uterus. Giving birth to a child and dressing up is girl's privilege.
答：Two or three is perfect for me.
答：I'm a ostrich. If I don't know he keeps those photos, he could keep them. Otherwise, no.
18. Who is the celebrity that you would like to invite to your house for a cup of tea/coffee?
答：Brad Pitt. (Can I ask him to bring his whole family?)
答：I am stiill alive!!!
答：Actually...kind of. But having it sometimes would spice up my life a little bit.