Some of the members demanded to know why they had beenkeptthetrue facts until they reached the present critical stage.

general, _______ energy, we turn off the lights for Earth Hour on the last Saturday in March.

依次填入下列各句横线处的成语，最恰当的一组是（ ）①他是一个心地善良的人，但性格优弱、谨小慎微，做起事来总是 ，从来不敢越雷池一步。②当今世界科技突飞猛进，我们更要勇于开拓，不断进取，如果 ，就会落后甚至被时代潮流所淘汰。③想让中国传统戏曲煥发出新的生命力，决不能满足于现状， ，唯有创新才是弘扬戏曲文化的康庄大道。

The shirt I bought last week has ________ so much after being washed that I can’t wear it any more. [ ]

team members are in low spirits, but I’msure things will start to _____ in a week