单项选择题
W: I can’t make it now. Is tomorrow evening all right M: I guess so. The movie will be here through next week.
What are these people planning to do()。
A. To see a movie. B. To make some coffee. C. To borrow money. D. To prepare a dinner party.
判断题 玉石的定义:玉,石之美者,有五德:色纯、洁净、坚硬、温润、内外一致。() 修改:___________________________________________________________
单项选择题 我国财政政策的目标是()。
单项选择题 各种减压阀的原理是介质通过阀瓣通道小孔时阻力增大,经节流造成压力损耗从而达到减压目的,减压阀的进、出口一般要伴装()。