看图回答
18块
My new friend has long____ (卷曲的) hair.
— You are late again, Matt!
—Sony, I am late because of the traffic jam.
读图1—13地震波速度与地球内部构造图,回答:
456÷12+25×16=____
除哺乳动物外,其他的脊椎动物的骨骼也都有关节。