tasks = {
    "奥迪A6":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=740",
    "奥迪A4":"http://www1.xcar.com.cn/bbs/forumdisplay.php?fid=739",
    "奔驰S级":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=756",
    "奔驰GLK":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=930",
    "奔驰GLC":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=1486",
    "奔驰E级":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=755",
    "奔驰C级":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=870",
    "宝马 X3":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=749",
    "宝马 7系":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=747",
    "宝马 5系":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=746",
    "宝马 3系":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=745",
    "奥迪 Q5":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=589",
    "奥迪 A8":"http://www.xcar.com.cn/bbs/forumdisplay.php?fid=741"
}
