【多选题】生物膜中所含糖类主要的存在形式是( )。
【单选题】关于法律规则的逻辑结构与法律条文,下列哪些选项是不正确的
【单选题】Which of the following words means “a wise and trusted counselor or teacher"?
【多选题】采用企业价值比较法时,在最佳资本结构下,下列说法正确的有( )。
【单选题】I have always found that it's helpful to have a few wise and trusted people to ---- you can turn for information and advice.