单项选择题
A．his common sense B．his sense of humour C．his sight D．his sixth sense
A．through great social revolution B．through automotive technological revolution C．through numerous mechanical inventions D．through radical political reforms
A．most people on the sidewalk were on the same side as himself B．no one suddenly turned into a doorway C．a man was looking into the windows of a store D．no one wiped his face with a handkerchief