Question

Mike insisted that he ________ nothing wrong and ________ free．

1. A.
   did; set
2. B.
   had done;be set
3. C.
   do; should be set
4. D.
   had done; must be set

Answer 1

B
解析：
insist意為“堅持說”時，后面的賓語從句中謂語動詞用陳述語氣,即如果從句動作與主句動作同時發生，從句謂語用一般過去時；如果從句動作先于主句動作發生，則從句謂語用過去完成時。意為“堅決要求”時，后面賓語從句中謂語動詞用“(should) do”。