125°E比120°E的地方一定[ ]
A．地方时早
B．区时早
C．先看到日出
D．地方时晚
答案：A
247. He found it quite impossible to learn _____ well in less than 6 months so he registered for the next semester(term).
A．Russian
B．Russians
C．Russia
D．Russias
脱盐，脱水的原理方法是什么？
