上海证券交易所编制和发布的沪公司债指数和沪分离债指数均以在上海证券交易所上市的企业债和分离债作为样本。（）
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A．They have leek and smoked salmon tart.B．They have roast pork stuffed with prunes and
A. They have leek and smoked salmon tart.
B. They have roast pork stuffed with prunes and shallots.
C. They have a main course—chicken with honey.
D. They have the Manhattan clam chowder.
根据《证券公司代办股份转让系统中关村科技园区非上市股份有限公司股份报价转让试点办法》的规定，投资者报价委托和成交确认委托均可撤销，但已经报价系统确认成交的，不得撤销或变更。
A. 正确
B. 错误
【B4】
A. make
B. publish
C. know
D. write
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