2008年10月12日,日本东芝公司宣布, 由于原材料价格上升,上调将于12月1日上市的3款新冰箱的出厂价格。预计这些产品的售价将比旧款产品上涨约1万日元(约合680元人民币)。材料中所说的人民币 ①是一种货币符号 ②由国家授权中国人民银行发行③只有使用价值,没有价值 ④本质是一般等价物
John,________ you have to wear sports shoes for gym class today?
—Will you stay here for supper? —Sorry,I ________.I’ll have to meet my uncle at the station.
—Please ________ to return my book by Friday.I’ll use it on Saturday. —No problem.I’ll finish reading it on Thursday.
—Don’t take pictures here,please. —________.
If we see the sign“________”in public,we can’t park our cars there.