On Thursday evening, Jack goes to bed early. Then he sees a rabbit. Jack doesn't know1it is from. He doesn't have a pet rabbit at home.     “Come on,” says the rabbit. “Let's go to town!” “You can2?” Jack asks. “Yes,” the rabbit answers. “Come 3me.” Then the rabbit goes out of the4Jack goes with it.

    They get to a zoo. In the zoo, a(n)5 is playing the guitar under a tree. “Let's dance!” says the rabbit. Jack 6with the rabbit. And he sees the moon is dancing, too. Jack wants to tell the rabbit about this,7he can't find it. And he doesn't see the zoo or the lion. He sees his8! “Jack, get up! You have to go to school!” says his mom. Jack smiles and he can't wait to9his mom about the dream. It's so10.

据说有一个女生，在高考时以优异成绩考上了一所大学，但由于性格孤僻内向，有缺乏生活自理能力，仅过了一周，就退学回家了。据该女生的同学、老师反映，该同学平时性格孤僻，不喜欢与人交往，生活自理能力极差，吃不惯学校的饭菜，过不惯集体生活，不会洗衣服，甚至连开水都不知道在哪里打。问及她退学的原因，她竟然回答：“离开父母我没了依靠。”她从小到大很少帮助父母做家务，如洗衣服、洗碗等。而她的父母不仅不锻炼她的能力，反而替她办理了退学手续。  

已知复数  z=(1-i)(1+2i)，其中 i 为虚数单位，则 $\stackrel{-}{z}$ 的实部为（  ）