问题
选择题
If anyone happens to drop in while I am out, _________ him or her leave a message.
A.have
B.get
C.ask
D.tell
答案
答案:A
这题考查have做使役动词的用法,have sb do sth“让某人做”,其它的选项都接sb to do sth,句意是:如果我不在时有人来访,让他留个口信。选A。