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 tube of toothpaste 用单数还是复数提问
a tube of toothbrush 用单数还是复数提问?
请教A bar of soap的读音
什么I have a look at a bar of soap
一块肥皂的英语是a bar of soap吗?
bar of soap的读音
a set of keys 后用单数还是复数谓语
英语中a pair of 后用单数还是复数?
A group of children 用单数还是复数?
a score of eggs 谓语用单数还是复数
a pair of pants谓语动词用单数还是复数?