—Did you meet with the famous space hero , Yang Liwei ?— I had come here earlier !A. If on

—Did you meet with the famous space hero , Yang Liwei ?
— I had come here earlier !
A. If only
B. If not
C. But for
D. For fear

(答案→)A. If only B. If not C. But for D. For fear解析：If only：要是……该多好啊，用以表示对现在或未来的愿望，结构为：If only+S+did/情态动词+v；亦可表示与过去事实相反的愿望，结构为If only+S+had done；我未见到航天英雄杨利伟，要是我早点来该多好啊！“未见到”是过去的事情。故选A。

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