19.He knows _________ English ________ French.But he’s very good at Japanese.

问题描述:

19.He knows _________ English ________ French.But he’s very good at Japanese.
  A.either; orB.both; andC.neither; norD.either; nor

C
后面是but,说明他不懂英语也不懂法语,但是他日语很好.