A:So the weather was terrible
B:The weather so terrible was
C:So terrible was the weather
D:So was the terrible weather
3-____=____
某地一天早晨的气温为﹣3℃,中午比早晨上升了7℃,夜间又比中午下降了8℃,则这天的夜间的气温是____ ℃
如图Rt△ABC中,∠ACB=90°,AC=4,AB=5,点P是AC上的一个动点(P不与点A、点C重合),PQ⊥AB,垂足为Q,当PQ与△ABC的内切圆⊙O相切时,PC的值为( )
如果∠A是锐角,且sinA=cosA,那么∠A=( )