______ Tom ______ Mary can help me,for they are very busy.A.Both; and B.Either; or C.Whether; or D.Neither; nor
问题描述：
______ Tom ______ Mary can help me,for they are very busy.
A.Both; and B.Either; or C.Whether; or D.Neither; nor
答
D. Neither; nor 这个表示既不……，也不……。由题意知道他们都很忙，所以选D
答
D. Neither; nor
因为忙，都不能帮，因为后面有原因
答
D.Neither; nor
因为忙,都不能帮
答
D