When my mother ___home,I was reading a book.

题目

When my mother ___home,I was reading a book.
a.reached      b.arrived atc. got to为什么要选a?

答案

When my mother ___home,I was reading a book.
a.reached b.arrived at c. got to为什么要选a?
选A是对的.因为reach 后可直接home.
arrive 和get后面如果是副词的话,不要加介词.