三角函数sin30°、cos16°、cos43°之间的大小关系是( )
A:cos43°>cos16°>sin30°
B:cos16°>sin30°>cos43°
C:cos16°>cos43°>sin30°
D:cos43°>sin30°>cos16°
—Yeah, she works hard and practices_________ it both in and out of class.
“一声秦腔吼,吓死山坡老黄牛”说的可能是哪个地形区的现象( )