they look nice.where (have you bought) them

问题描述:

they look nice.where (have you bought) them
2.-would you like to have lunch with us?
-no,thanks.I've (just had lunch).
( )里是否正确,错误的改正

正确
第一个句子用现在完成时和一般过去时其实都可以,只是强调的不一样
基于语境,完成时更合适