【单选题】
什么是绘图纸外观?
②
使用了“绘图纸外观”功能后,显示出的对象只是外观轮廓
【判断题】
A: May I know who’s calling?
B: Yes, you can. Im Xiaoyan.
【判断题】
A: Let’s go for a walk.
B: That’s right.
【单选题】
How stupid I have been! Why _______ I do that before?
【单选题】
Have you remembered _______the windows? It’s going to rain.
【判断题】
A: Good evening, Valley Hotel.
B: Good evening, who is that speaking, please?
【判断题】
The problem is causing by manager’s mistake.
【判断题】
I have my house cleaned once a week.
【单选题】
I have spent a lot of time_______repairing the machine.
【单选题】
The car accident happened_______a spring morning.