教学方案包括培训（）、单元教学进度计划和课时计划。
A.教学实施计划
B.教学目标
C.教学评估计划
D.教学进度计划
参考答案：D
No such weapons were used and none been found.
A．none have been
B．none has
C．no other has been
D．no others been
消费者购买商品时，如果商店事先申明“售出商品，概不退货”，遇到商品质量问题，消费者就无权退货。( )
