On the square there is a huge rock, and people don't know how to move it away.
A:very small
B:very tall
C:very big
等腰三角形的一个内角是50°,则其底角是( )
给下列句子选择合适的关联词。
它若是不高兴啊,_____谁说多少好话,它_____一声不出。( )