因为12×4=48,苹果总数在40~50之间,所以一共买来48个苹果。
答:幼儿园买了48个苹果.
若此图表示一天中某时段的气流运动,下列叙述正确的是( )
读“我国土地利用构成”图。
_______ the teacher was very busy, _______he still helped me with my English.