根据《出口货物退(免)税管理办法》规定，我国出口产品应退税种为()。
The product doesn’t work _______ it says in the advertisement.
国民生产总值等于国民生产净值加上（）
John said he would pay __________ second visit to China __________ next month.
Children should _________waste water.
--Can I speak to Mr Smith, please?
--_________. He is giving a talk at a meeting.
短期内行情变化的决定性因素是（）
资本主义再生产是生产、流通和消费过程的统一，从事对外贸易应把注意力集中于以下哪个环节?()
The speech is strongly impressed ________ my memory.
国际税收中所涉及的征税对象主要是______