首页 > 中学英语试题 > 题目详情
Sam is a little weak in English and he has _____ what the teacher says in class. A. difficult to und...
题目内容：
Sam is a little weak in English and he has _____ what the teacher says in class.
A. difficult to understand
B. difficult understanding
C. difficulty to understand
D. difficulty understanding
本题链接：