单项选择题
W: You don’ t need to go shopping. There are a few eggs in the fridge, and I’ ve eaten a little bread—it will be enough for dinner. M: I’ m just fed up with eggs and bread.
What do we learn from the conversation about the man（）
A. He has had his dinner and wants to go shopping. B. He has eaten enough food and he is full now. C. He is tired of eating eggs and bread. D. He wants to buy more eggs and bread because there is little left in the fridge.
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（）。
