A mother gives her daughter a hug, who was about to sit the senior high school entrance examination, or zhongkao, at the Junior High School Division of No. 3 Senior High School of Shenzhen in Futian District yesterday. More than 120,000 students are taking the three-day exam, which commenced yesterday. The exam determines whether the test-takers will continue on a vocational or academic track in senior high school. The expected admission rate for regular senior high schools in the city is over 70%, according to the local education authority.                                                                                                                                                                                                                         Liu Xudong