Of course White is in no mood to repeat moves.
1. c2c4  1... e7e6  2. g2g3  2... d7d5  3. f1g2  3... g8f6  4. g1f3  4... f8e7  5. e1g1  5... e8g8  6. d2d4  6... c7c6  7. b1c3  7... a7a5 A curious move that is quite popular these days. The pawn advance can be useful in case of a plan with ...b6-Ba6. 8. f3e5  8... b8d7  9. c1f4  9... f6h5 A typical idea: the knight attacks the bishop and then goes back. 10. f4e3  10... h5f6 