32.The sales manager had his secretary ____ a press conference for their new products.A.arrangeB.to arrangeC.have arrangedD.arranged请分析考点及解题思路（其他答案为何不可?）
问题描述：
32.The sales manager had his secretary ____ a press conference for their new products.
A.arrange
B.to arrange
C.have arranged
D.arranged
请分析考点及解题思路（其他答案为何不可?）
答
A
have sb do sth 要某人做某事
使役动词have 后接不定式做宾补时要省to