a bar of soap 用单数还是复数提问?

a bar of soap 用单数还是复数提问? a piece of和a bar of有什么区别?a picec of cheese 一块乳酪a bar of soap 一块肥皂都是一块为什么分别用piece和bar?a picec of soap这样可以吗? 什么I have a look at a bar of soap soap是可数还是不可数肥皂soap是可数名词还是不可数名词.我查文曲星上看到soap有复数形式soaps.但是又看到有这种说法.a bar of soap. 英语题（用what提问）Gogo bought a bar of soap yesterday. 一块肥皂的英语是a bar of soap吗? is the woman the best one?改成肯定回答our mouthers are the best women in the world.改成单数形式is there a bar of soap on the floor 改为否定回答 请教A bar of soap的读音这是新楖念英语第一册41课中的一个句子,请教bar of之间是怎样连读的. 谢谢! When the girls in front of the TV,also keep watch soap opera,a lot of boys have in a bar or with a bar of lvory soap in your hand .you are holding a chunk of american history .请问是什么意思呢?急用. 选择:Norman wants to take a bath.Mum gives Norman( ).A.a cloth B.a bar of soap C.tooth-brush a bar of chocolate a set of keys 后用单数还是复数谓语 a tube of toothpaste 用单数还是复数提问 英语中a pair of 后用单数还是复数? a tube of toothbrush 用单数还是复数提问? 英语中a pair of 后用单数还是复数? a number of 前面的be用单数还是复数