This is a pair of pants.和they are pants.

This is a pair of pants.和they are pants. This pair of pants is().Can I()? a pair of pants 后面用is还是are this pair of pants ___ big and the pants there___ small.A,is a pair of pants和pants的问题 a pair of brown pants 英语在线改错This pair of pants are my favorite. this pair of pants is 20yuan.为什么用is? new pair of pants和a pair of new pants有什么区别 This pair of pants _20.50 yuan.空格处填is 还是are? This pair of pants are too dear Could you please show me a ( --How much ___ this pair of pants? --___ 30 dollars. A.is It