GLOBAL MARKETS-Stocks rise after ISM data, euro down ahead of ECB meeting

* U.S. shares gain on strong U.S. services sector data * European shares flat, euro lower ahead of ECB meeting * Bond yields rise on U.S. services sector data (Updates prices, adds close of European stock market) By Sam Forgione NEW YORK, June 4 (Reuters) - U.S. shares rebounded slightly on Wednesday after strong data on the U.S. services sector, while soft European economic data weighed on European equities and weakened the euro a day ahead of a closely watched European Centra