观察自己培养的霉菌时，发现橘子皮上长的主要是（ ）
A：黄色的曲霉
B：绿色的青霉
C：黑色的黑霉
D：红色的红霉
—Where are you going for your winter holiday?
—I’m going to visit Kunming. It is ______ too hot _______ too cold.
