Offer*amGreat Expectations. program for high schoolsrirls and their motherswill be offered twice thissummer on July 21 and July 25 at the Center for\ew Directions, 6950 Hay-venhurst Ave., Van Nuys.T his three-hour program is being designed to help teenage girls understand the importance of planning ahead for their future.Alberta Poverny, discussion leader, will use r o le-playing discussions, case studies and other techniques to gain Insight, into t he realistic experiences of women in vears ahead.Section on* will be offered July 21 from 9:30 a.m. to 12:30 p.m. and session two on July 25 will t held from 7 to 10 p.m.Calls are being accepted ft the c e nter office. 7 S 5-3 9 5 3, Wednesday, r b u r sday and Fridav mornings.Laurence School Foundation* a support group for Laurence School, is planning a benefit of the stage play Grease July 13 at ShubertTheater in Century City.A pre-theater party for members of the steering committee and sponsors of the event will be held at the Beverly Hills home of chairman Mrs. Herbert Bernhard.Prizes to be given include a week in Acapulco at the Princess Hotel.Committee members participating include Messrs. and Mmes. Bernhard, Lewis Ciener, Allan Hirschfield. Howard Bracker, Gary Hollister.More are Mrs. Jack H. Garsha, Ann Immer-man, Dr. and Mrs. Cai Christiansen, Messrs. andMmes. Larrv Kramer, Harold Weinstock and%/ rGerald Bloch.Proceeds of the event will go to the Laurence School Foundation, which provides funds for scholarships, teacher-training, educational evaluation and tutoring.Tickets are available and may be purchased from anv of ihe committee members or from the Laurence School. 6528 Woodman Av#., Van .Yuys. at 782-4001 or 873-1336.REMINDERS to buy tickets forstage play Grease are sent out by Mmes. Jack Garsha, Allan Hirschfield, Irving Schnirman and Gerald Bloch, from left. Women are member* of Laurence School Foundation.Tbt New# photo by TVnnis Fran