标题: OG13语法题求教 [打印本页] 作者: melody远行 时间: 2012-6-17 21:08 标题: OG13语法题求教 In virtually all types oftissue in every animal species, dioxin induces the production of enzymes that are the organism's trying to metabolize, or render harmless. the chemical that is irritating it. (A) trying to metabolize, or renderharmless, the chemical that is irritating it (B) trying that it metabolize, or render harmless, the chemical irritant (C) attempt to try to metabolize, or render harmless, such a chemical irritant (D) attempt to try and metabolize, or render harmless, the chemical irritating it (E) attempt to metabolize, or render harmless, the chemical irritant 这题能知道语法，选E，但是不知道这句话的意思，有同学能给解释解释吗？