security    terminal     x-ray screening      airport mall 1) There are two _______________ in this airport, one is for domestic flights and the other is for international ones. 2) Your luggage will be put on the conveyer belt and checked through _________________. 3) Many travelers prefer to buy keepsakes in the ______________, especially makes-ups. 4) He showed his passport to the customs officer and then went through _______________, where officials checked that he was not carrying any weapons.