2023年12月大学英语四级句子翻译的练习题（6）

　　练习题：

　　1. She fell into deep thought, with ________.

　　2. ______________did scientists realize that the whole of the brain was involved in the working of the mind.

　　参考答案：

　　1. her eyes closely staring at the screen

　　2. Not until the middle of the eighteenth century