综合填空。（每小题1分，满分10分）
根据短文内容，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。

name,  clothes,  be,  sing,   from,  guess,  who,  they, different,  same

Lucy and Lily are my friends. They come   America. They are twins (双胞胎)—they look the    . They like to be in the same    . And they are in the same class, too. But sometimes (有时) they are    . Lucy likes reading books but Lily likes    songs. Lucy has many books, and Lily has lots of CDs.
Miss White is      English teacher. Sometimes she can not tell Lucy from (分辨) Lily.
“What’s your     ?” she asks one of them.
“Lily Brown, Miss White.”
“How old are you?”
“We      nine,” say Lily and Lucy.
“    is the elder (年长者) of you two?”
“Don’t tell her. Let her   , Lily,” says Lucy.