问题详情：
We may find that learning a foreign language doesn’t have to be ______ learning our native language.______, our native language is very difficult to learn.
A. twice as hard as; In other word B. twice as hard as; In other words
C. two times as hard as; In another words D. two times as hard as; In a word
【回答】
B
知识点：固定句型
题型：选择题
