煙花爆竹的標志分為()和()
外包裝標志、產品標志
暫無解析
若A、B相似,則下列說法錯誤的是()
Wehave____vegetablesinthefridgefordinner.Gotothemarkettobuysome_____.
__________ofthelandinthatdistrict__________coveredwithtreesandgrass.
—It’sawarmday,isn—’Yes,tit?it’s__________cold.Ijustwearajacket.
在行情預測過程中由已知的經濟變量發展規律推出未知變量是基于()