The wheel is thought to be invention of the fist importance in human historyA an,the B an,/ C the,the D the,/,

分类: 作业答案 • 2021-12-19 17:46:44

问题描述：

The wheel is thought to be ____ invention of the fist importance in ____ human history
A an,the B an,/ C the,the D the,/,

答

特定的哪一个用定冠词the,这里专门指the wheel
in human history在人类历史上固定词组搭配

The wheel is thought to be ____ invention of the fist importance in ____ human historyA an,the B an,/ C the,the D the,/,