如图中的曲线表示食物通过消化道时,糖类、蛋白质和脂肪被消化过程中数量的变化,请分析并回答:
It was one of the region's ____(猛烈的)storms in recent years.
ΔABC中, a = 1, b =3, ∠A=30°,则∠B等于 ( )