Much ______ been said about the problem but nothing ______ been done so far.A．has,had B．has,has C．had,had D．have,have把这句话翻译一下.

Much ______ been said about the problem but nothing ______ been done so far.A．has,had B．has,has C．had,had D．have,have把这句话翻译一下.
Much ______ been said about the problem but nothing ______ been done so far.
A．has,had B．has,has
C．had,had D．have,have
把这句话翻译一下.

Much ______ been said about the problem but nothing ______ been done so far.A．has,had B．has,has C．had,had D．have,have把这句话翻译一下.
选B
根据so far（到目前为止）判定用现在完成时态,much（不可数）和nothing（什么都没有）都是跟动词单数的

个人认为是B。。
MUCH可泛指，做整体看，用单数。。
NOTHING更应用单数了

B.
解释:
A 语法不对, 因BUT是表并列,前后时态要一致
D 不对, 因主语是单数/不可数.
C 时态不对,