Upon depression of a release button, pre-shooting is performed before regular shooting. The reading teaching method and system employs a strong boy and a weak boy character to respectively represent the strong and weak vowel sounds, most commonly referred to as the long and short vowel sounds. Source and dram electrodes are formed on the cap layer. The integrated network device further includes a wireless protocol interface for receiving, transmitting, and processing voice communications. The surface chemical softness value is derived from the local chemical softness values based on the geometry and atomistic structure of the metal nanoparticle.