She is in a red dress..介词in在这里的意思是____
() The coat _____ the wall isn't Kate's. It's ______.
( ) -- She must be in red. No, _____. She wears a green coat.
( ) -- Thank you very much! -- ________.
( ) These are ______. You can buy a pair for your mother.
( ) I can see ______ in Lucy's room.