题目

Your student ID card identifies you as a student at the University of Bolton. It will provide you with access to University facilities such as University Libraries, Sports Centre, and Computing Services. Please cany your card with, you at all times. Do not lose your card or lend it to others. Your card is valid during the whole time of your studies. It remains the property （财产）of the University of Bolton at all times.New students~~photographsYou will be requested to upload a passport sized photograph as part of the online registration process. This should be a JPG file with a size of n ______I be free tomorrow，I could go with you．     A．Could    B．Should    C．Might    D．Must