英语小测验 Science: Chemistry 科学:化学 从下面选项中选择正确答案;单击核对答案按钮,核对你的答案. 1 : The place where scientists carry out their experiments is called a ________. test tube laboratory beaker flas...
It was 10 p.m. Fritz said good night to his wife. She was watching TV. He went to bed. Tomorrow was a big day. It was his last day of work. Thirty years with the federal government. Thirty years of flying out of town for weeks on end. Thirty years of...