题目内容
When the expression first came into being, people refused to use it but ________ they began to accept it.
[ ]
A.usually
B.gradually
C.frequently
D.quickly
答案:B
练习册系列答案
相关题目
题目内容
When the expression first came into being, people refused to use it but ________ they began to accept it.
A.usually
B.gradually
C.frequently
D.quickly