* Goetze struggles as lone striker, Boateng solid at back
* Poland's Milik misses best chance with goal at his mercy
* Germany, Poland both have four points in Group C
* Ukraine out of tournament after N. Ireland defeat (Adds background, quotes)
PARIS, June 16 (Reuters) - Poland held uninspired Germany to the first 0-0 draw of Euro 2016 on Thursday as the world champions struggled to break down their dogged opponents, leaving both sides satisfied with a point in the end.
The result means the pair, who won their opening games, need a point in their final Group C matches against Ukraine and Northern Ireland respectively on Tuesday to guarantee reaching the last 16.