...心词的单复数如何确定？比如 Both your and my mom,这个地方只能用单数mom；但是我看到外网上用Both refining and petrochemical industries，柯林斯词典industry词条下有the
moter vehicle and textile industries.按句意来说，不应该也是用industry吗？
...y notebook connected with the unit这个句子中anything后有两个后置定语修饰，分别是you wrote in your
vocabulary notebook和connected with the unit 。这两个后置定语是表示并列，还是后一个后置定语修饰“名词+第一个后置定语”呢？
请问专家：语法书上说，单个的现在分词作定语，要前置。请问这里说的“前置”有限制吗？比较下面的表达对吗？crying children 在哭的孩子screaming children 在尖叫的孩子working children 在工作的孩子laughing children 在笑的孩子moving chil...
The BBC have broadcast a message in which they have asked a certain Mr Green to go to the Overhill Hospital when doctors are treating his wife after a severe stroke.这里的when不能翻译成从属连词，应该是并列连词吗？
...动词过去时形式表示假设意义2）用于其他结构：It's time we ordered dinner. (现在该叫菜了）It's high time you bought a new car. (你该买辆新车了）He acts as if/as though he knew everything. (他一举一动像是什么都懂）She looked as if she'd had som...