Shares are expected to open sharply lower after oil prices hit new record highs in Asian trade this morning, with investors now asking when oil will leap over the 70 usd a barrel level, and after Wall Street ended near seven-week lows overnight on oil price concerns. At 8.35 am, brokerage Lang & Schwarz indicated the DAX 30 index would open t about 4,885, down some 30 points from yesterday's close of 4,915.95.