selenium抓取四六級成績

#! /user/bin/env python
#encoding=utf-8
from selenium import webdriver
drive=webdriver.PhantomJS('C:\Anaconda2\Scripts\phantomjs\\bin\phantomjs.exe')
url='http://www.chsi.com.cn/cet/query'
drive.get(url)
#准考證號
zkzh='130512162202228'
drive.find_element_by_name("zkzh").send_keys(zkzh)
#姓名
xm=u'****'
drive.find_element_by_name("xm").send_keys(xm)
drive.find_element_by_id('submitCET').submit()
print drive.page_source