【单选题】I don't known _he is.
【单选题】听力原文:F: Jim, I don't understand the problem. You've known for months this report was due today. M: I know, but I'm afraid I need another few days. The data was harder to interpret than I thought it wo...
A.
He finds it's difficult to deal with the data.
B.
He can submit the report on lime.
C.
He needs several days to complete another report.
D.
He doesn't know the report is due today.
【多选题】下列关于力偶的特性,叙述正确是()。
A.
力偶中的两个力对其作用面内任一点之矩的代表和恒等于其力偶矩
B.
力偶对物体不产生移动效果,不能用一个力来平衡,只能用一力偶来平衡
C.
力偶可以在其作用面任意移动或转动而不改变对物体的作用
【简答题】选出与画线部分意思相或相近的选项。 1. —Where is he going? — I don't know . [ ] A. I've no idea B. I can do nothing C. I don't thank D. I know it very well 2. More than ten new students will come to our school. [ ...
【简答题】It's known that Zhang Ziyi is a famous actress. Zhang Ziyi a famous actress. 72. I think he is not so tall as his father. I think his father is him. 73. Why don't you ask others for help? ask others f...
【单选题】与早期行为主义关系最密切的概念是( )。