_____is being builtsteelworks.为什么是A steelworks而不是a steelwork?steelwork是不可数名词啊,不能加s,就算是可数的,一座炼钢厂也不用加s啊.是不是名词不可数转可数后面要加s?

一道英文题空_____is not a disadvantage.A.To be not tallB.Not to be tallC.Being not tallD.Not being tall选哪一个,稍微具体解释一下原因, _____is she_____ these clothes? being being being being _____is being builtsteelworks.为什么是A steelworks而不是a steelwork?steelwork是不可数名词啊,不能加s,就算是可数的,一座炼钢厂也不用加s啊.是不是名词不可数转可数后面要加s? _____is your english teacher?missli. _____is good for your health _____Is it OK with you? --_____is jane?---she is fine. _____is Danny?He is OK. _____is another way of sayingrich. _____is your father today?He’s fine. A _____is a hundred years空里填什么 -_____is watching TV .Turn it off please. _____is the population in your city? _____ _____is your father?问身高