【多选题】下列哪些说法是关于两点透视的?
C.
两点透视立方体有四条边是水平、有四条边垂直、四条边消失于消失点
【单选题】—You come from England, don't you? —_____. How do you know that? [ ]
【判断题】贫燃性火焰是揩燃烧气流量大于化学计量时形成的火焰。( )
【多选题】通常进行广告信息发布时,电子商务师在新闻组发布信息时,应注意的技巧包括---()
C.
经常地在选定的新闻组中张贴消息或回复D.别人张贴的消息
【单选题】--- Peter, do you know who____ my dictionary ? ---Sorry , I don’t know . I didn’t do it .
【单选题】—Do you know Jim quarrelled with his brother? —I don't know,________. [ ]