魏晋南北朝时期,江南地区得到开发的原因有()①北方人口大量南迁 ②社会相对安定③自然条件优越 ④北魏孝文帝改革 A . ①②③ B . ①③④ C . ②③④ D . ①②④ 答案:A—______________—Because they are very smart. There aren’t any in China. They are from AustraliaA.Why do you like pandas?B.What animals do you like?C.What’s your favorite animal?D.Why do you like koalas?