【单选题】在正式场合着装,整体不应超过 _ 种颜色。
【单选题】迟子建获得第七届”茅盾文学奖”的作品是( )
【单选题】新型环保水系灭火器可扑救可燃固体(A类)、可燃油类(B类)、可燃气类(C类)、及 ( ) V以下带电设备的初起火灾。
【简答题】Balzac(巴尔扎克) was a great French writer. But he was very poor before he became famous. He lived in a dirty, wet room and was often worried about food. All his friends were very poor and they could not ...
【单选题】()灭火器可扑救可燃固体、可燃油类、可燃气类及1000V以下带电设备的初起火灾。
【简答题】迟子建获得第七届茅盾文学奖的作品是( )
【单选题】新型环保水系灭火器可扑救可燃固体(A类)、可燃油类(B类)、可燃气类(C类)、及 ( ) V以下带电设备的初起火灾。