the pair of glasses ()Tom's .ther ()new .应填is 还是are

问题描述:

the pair of glasses ()Tom's .ther ()new .应填is 还是are

is;are
你想一想,一般不都说 "a" pair of glasses吗
所以,用单.
后面是they,用复.
根据它的主语来判断

前面is 后面are