0.54÷6=____ 3.2÷0.4=____ 1.4×2=____
2.1×3=____ 0.44÷0.4=____ 0.81÷0.9=____
There are forty students in Tom's class. of them comes from Beijing.
The food safety is a serious _______ in our country. We should try to solve it.
“从来皇帝的尊号中都有‘奉天承运’‘继天立极’这样的字样。明明是流氓地痞、靠杀人放火、打家劫舍发迹的人,只要一登皇位,就自然而然戴上这样神圣的光环。”曾为皇帝制造神圣光环的历史人物是