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
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
问题解答：
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