1 . The Sahara desert has a variable temperature, ________ from being extremely hot during the day to freezing cold at night.

A．ranging

B．mixing

C．fading

D．fleeing

2 . He waited anxiously for hours for a signal from his partner, yet nothing turned up. His hope was _________.

A．translating

B．memorizing

C．tearing

D．fading

3 . 随着时间的流逝，我能让它活下来的信念逐渐消失。（汉译英）