Question

---Is he said _______ his car lost?

---Yes．He was so foolish _______ leave his car _______．

1. A.
   that，that；unlock
2. B.
   to have had，as to；unlocked
3. C.
   to have，to；unlock
4. D.
   to have，for him to；unlocked

Answer 1

B
Sb．is said to do sth．据说某人干某事；它是It is said that sb．do sth．的变体。so…as to…如此……以致……；而leave sth．done表示“使某物被…。”，它们之间为被动的关系。