_______(恐龙灭绝了)long before people appeared on the earth.
请问 Nobody is sure when people first appeared on the earth.这个
the prosperity which/that had never appeared before took on
连词成句:people,lived,on,that,the,said,before,earth,scientists,t
when Jay appeared on the stage,all the people shouted_______
英语翻译The dinosaurs(恐龙)once lived happily on the earth.But 65
As a result,it appeared to scientists on earth that the star
恐龙灭绝了吗
恐龙咋灭绝了
为什么恐龙灭绝了
1.The once appeared a large number of great people _______ ,
long ago people b___ that the earth was flat
为什么与恐龙同时代的生物(如:鳄鱼)不灭绝?而恐龙灭绝了呢?