We should give love to the children ________ lost their parents in the earthquake(地震).
如图为人体肾单位结构示意图.某人因肾脏发生病变,尿量比正常情况增加数倍且尿中含有葡萄糖,病变的部位可能是( )
The mobile phone has influenced people's life a lot since it ____________.
下图是家蚕发育的全过程,请写出它的正确顺序 ( )