单项选择题
A．one thinks bad or good B．one feels in danger C．one faces in the outside world D．one tries to escape from real life
A．to sell the largest possible amount of goods B．to transport goods as efficiently as possible C．to dispose of these goods in large quantities D．to redesign these goods for large-scale production
A．What teachers say is always true. B．Success calls for attentiveness. C．Handwriting is easy to practice. D．New things are always better than old ones.