____ ____ is a traditional Chinese skill.
抛物线y=x2的图象向左平移2个单位,再向下平移1个单位,则所得抛物线的解析式为( )
She goes to the forest park last Sunday. ____
除哺乳动物外,其他的脊椎动物的骨骼也都有关节。
— It is exciting water sport.