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.it
B.this
C.that
D.which
He didnˊt know French, ＿＿＿＿＿＿＿＿＿ made it difficult for him to study at a university in France.
A.it
B.this
C.that
D.which
参考答案：