问题
选择题
Whom do you think Mary will _________ into the matter instead of her?
A．have looked
B．have to look
C．have had looking
D．have look
答案
D
题目分析：句意：你认为玛丽会让谁代替她调查这件事？这里使用了词组have sb do sth，因为这里用了疑问句，用whom对sb提问，所以have后面没有宾语，所以选D。