It takes him half an hour____(get)to school by bike ,请回答为什么,并翻译整个句子

问题描述:

It takes him half an hour____(get)to school by bike ,请回答为什么,并翻译整个句子

to get
这是个固定句型,it takes somebody sometime +不定式结构to do.
翻译:他花了半小时才骑车到学校.