单选题：They lost their way in the forest, and ________made matters

题目内容：

They lost their way in the forest, and ________made matters worse was that night began to fall． A．that
B．it
C．what
D．which

参考答案：【答案仅供学习，请勿对照自行用药等】

答案解析：

请在第(42)处选择正确答案_______

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一个字长为6位的无符号二进制数能表示的十进制数值范围是（　　）。A．0～64 B．0～63 C．1～64 D．1～63

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What did some logging companies do?A．They gave local communities $100,000． B．The

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冯·诺依曼(VonNeumann)在他的EDVAC计算机方案中，提出了两个重要的概念，它们是（　　）。A．采用二进制和存储程序控制的概念 B．引入CPU和内存储

分类：专四题型：单选题