单选题 3.  I don't know what ______ Alfred to read your letter. ______ he thought it was addressed to him.
【正确答案】 B
【答案解析】 induce sb. to do sth. 诱导某人做某事,presumably大概,可能;A项make后接省略to的不定式,supposedly被认为是,看上去像;C项stimulate激励,刺激,意思不符;D项introduce介绍,意思亦不符。