题目内容：
It was not until he arrived in class _____ realized he had forgotten his book.
(A) when he
(B) that he
(C) and he
(D) he
参考答案：
选择题：It was not until he arrived in class _____ realize
- 题目分类：南阳师范学院-大学英语（一）
- 题目类型：选择题
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It was not until he arrived in class _____ realized he had forgotten his book.
(A) when he
(B) that he
(C) and he
(D) he