我国最大的岛屿是( )
A:钓鱼岛
B:台湾岛
C:崇明岛
D:海南岛
—What a lovely card! Where did you buy it?—I made it by _______.
一条水渠的横截面是一个梯形,渠口宽2.2米,渠底宽1.4米,渠深1.3米,横截面面积是____
Do you want to____ ____ this game?