来自李丰军的问题
Onea_evening,hesatdownunderanappletree.以a开头的单词,单词填空:Newtonwasagreatscientistinthehistoryoftheworld.Onea___evening,hesatdownunderanappletree.
Onea_evening,hesatdownunderanappletree.以a开头的单词,
单词填空:Newtonwasagreatscientistinthehistoryoftheworld.
Onea___evening,hesatdownunderanappletree.

