导致的英语短语怎么写

　　Technological changes will inevitably lead to unemployment.

　　技术变革将必然导致失业。

　　Ethnic tensions among the republics could lead to civil war.

　　各共和国之间紧张的民族关系可能导致内战。

　　Many factors can lead to growth retardation in unborn babies.

　　许多因素可以导致胎儿发育迟缓。