开头：hello,everyone!welcome to the zoo and it's my pleasure to be your guide today!
过程不知道你要怎么逛 所以省略
结尾：ok,i think we're done here,thanks for coming again!you all have a nice day!good bye!
开头：hello,everyone!welcome to the zoo and it's my pleasure to be your guide today!
过程不知道你要怎么逛 所以省略
结尾：ok,i think we're done here,thanks for coming again!you all have a nice day!good bye!