when did lucy reach beijing 的句型转换还有这些：

when did lucy reach beijing 的句型转换还有这些：
when did lucy reach beijing 的句型转换
还有这些：

when did lucy reach beijing 的句型转换还有这些：
转换成什么呢?
同义句：when did lucy arrive in /get to beijing?
肯定句：lucy reached beijing.

可以把reach换掉哈。
arrive in

which day did lucy reach beijing