【简答题】After a while, life itself began to feel unreal. I start to feel as though I've become one with my ___1____, taking ____2_____in,______3____ them back out, just another _____4___ in the Net.
【单选题】The two-stroke cycle begins with the piston coming up from the bottom of its stroke, with scavenge ports in the sides of the cylinder being _____.