You look smart in the black T-shirt.（同义句转换）
The black T-shirt   smart   you.
The hat in the box is for Lucy.（对划线提问）
is for Lucy?
We need to buy some packets of salt at the supermarket.（对划线提问）
salt do we need to buy at the supermarket?
This pair of jeans matches her white blouse.（同义句转换）
This pair of jeans           her white blouse.
they, with，pocket，buy, money, do，what, their(?)（连词成句）
                                     ?