铺设无缝线路施工按流程包括焊接、装卸、()、换轨、整修等主要作业。
参考答案:运输
A: I have no idea where to go in the Spring break. Got any suggestionsB: I’m not sure. ().
A. I’d go for some brochures in the travel agency.
B. If you have money, you can go anywhere.
C. I’m not going anywhere in particular.
D. I’d appreciate it if you can consult the ads in the papers.
香槟酒在开瓶前要提前冰镇,开瓶时要注意依靠倾斜瓶身的角度去开瓶,倾斜的角度中为()。
A.30°
B.45°
C.60°
D.75°