题目内容：
It was not until dark___ he found _____ he thought was the way to solve the problem(本题2.0分)A、 that; what
B、 that; that
C、 when; what
D、 when; that
参考答案：
选择题：It was not until dark___ he found _____ he thought
- 题目分类：河南工业大学-材料科学与工程-大学英语（二）
- 题目类型：选择题
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A、 that; what
B、 that; that
C、 when; what
D、 when; that