1. 【72583】 Much _____ said about the problem but nothing _____ been done so far.

问题描述:

1. 【72583】 Much _____ said about the problem but nothing _____ been done so far.

1. 答案:
第一空:has been 或 was
第二空:has
2. 解释:
1)much视为不可数,句意为被动,用现在完成时或一般过去时均可;
2)后面有so far“到目前为止”,要求句子用现在完成时.且主语nothing同样是单数,所以用has.