Never before have they been so inspired and so daring as at

以前他们从来没有像目前这样受到如此鼓舞,变得如此勇敢。Never放在句首要倒装,never before表示以前。全句不倒装的话应该是：They have never been so inspired and so daring before as at present。这就好理解了。用的是so。as。,比较的是过去和现在。