Choose the correct answer. 1)You... be an engineer.You're really good at fixing things. A) mustn't B)can't C) should 2) He... be Ann's brother. They look like twins .A )might B )may C) must 3)You... wait here. I'll call you later. A) might B) don't have to C)have to 4 )We got a flat tyre on the way to the airport, but we ... catch our flight on time. A)can B) were able to C )had to 5)...you ride a bike when you were my age, Dad? A) Could B )Can C)Should 6) You... play games in class. It's not allowed. A) don't have to B) mustn't C)don't need to 7? They... be related, but I'm not sure A) may B)must C)can't 8)Mike can speak the local language, so we... to hire a translator whent we went to Borneo.A)couldn't B) don't have C) didn't need 9) I think the job... be too difficult for them. A) should B) may not C)doesn't have to 10) Marie... speak until she was there. A) can't B) may not C) wasn't 11)We... need your help later on so don't leave. A) might B)should C) ought to 12)...anyone speak Japanese? A)Might B)May C) Can