在改写后的句子空格上填上合适的单词,是它的原句意思相符
问题描述：
在改写后的句子空格上填上合适的单词,是它的原句意思相符
1.Mr Yang is one of my old friends.
Mr Yang is an old frend ______ _______.
2.How many students are there in your school?
______the ______of the students in your school?
答
of mine
what's number