精选优质文档-倾情为你奉上小试牛刀1、We asked John and Henry some easy questions, but _ of them could answer them.A. noneB. both C. allD. neither 2、Which is more useful, biology 生物or chemistry化学? I think _ them are useful.A. either ofB. none of C. both of D. all of 3、_ Lily_ Lucy may go with you because one of them must stay at home.A. Not only; but also B. Neither; nor C. Both