11 Choose the correct option to complete the sentences: a) Do / Will / Are you going to apply to more than one university? b) Tiago is starting / starts / started college tomorrow. c) Julie was changing / changed / has changed school four times since she starts / started was starting high school. d) Do / Does / Is Sarah know / knows / known what she wants to do after high school? e) My classmates were studying / studied / has studied for the test when I was arriving / arri- ves / arrived. f) College is / be/are really challenging because the courses requiring / requires /require much more effort than high school classes.