高等继续教育 / 专科英语II
正确率：100%
题型描述: 单选题
He didnˊt know French, _ _ _ _ _ _ made it difficult for him to study at a university in France.
A. which
B. that
C. this
D. it
He didnˊt know French, _ _ _ _ _ _ made it difficult for him to study at a university in France.
A. which
B. that
C. this
D. it
参考答案：