导致知识经济产生的最根本原因是[ ]

A．生产力的发展

B．计算机的诞生

C．互联网的问世

D．科学理论的重大突破

根据句意及汉语提示，写出各单词的正确形式，每空填一词。

1. He said he would come               (在……之间) 5 o'clock and 6 o'clock.

2. I'm looking forward to               (居住) in the new flat.

3. Yesterday was her birthday. She bought               (她自己) a nice diamond necklace.

4. What he said was already               (记录) by the police.

5. Congratulations! You've answered all the questions               (正确地).