1) These bones must belong to a dinasour. I am sure. a) obligation b) deduction c) ability 2) He must study hard to pass the exam. a) possibility b) deduction c) obligation 3) Our teacher will be able to declare our exam results tomorrow. a) present obligation b) past obligation c) future obligation 4) We had to clean up the mess. Otherwise the teacher would punish us. a) present obligation b) past obligation c) future obligation 5) My brother has to do his military service. a) present obligation b) past obligation c) future obligation 6) I _____________ wear my uniform at school. a) have to b) must c) can 7) Beste ______________ wear her glasses to see well. a) has to b) can c) must 8) My dad ________________ obey the rules when he was a student. a) had to b) has to c) must 9) Kate __________________ attend the meeting because she feels ill and she will stay at home. a) mustn't b) won't be able to c) didn't have to 10) That can't be a bird. Because it doesn't have wings. a) possibility b) deduction c) ability 11) My brother can't swim well. a) ability b) deduction c) possibility 12) I could ride a bike when I was a child. a) future ability b) present ability c) past ability 13) Peter will be able to speak French in two months. a) future ability b) present ability c) past ability 14) James has lost his keys. He isn't able to find them now. a) future ability b) present ability c) past ability 15) We can't speak Spanish well. a) future ability b) present ability c) past ability 16) They couldn't read well when they were four. a) common ability b) specific ability 17) Mary and Betty won't be able to join the party. Because they will be flying to London. a) common ability b) specific ability 18) Teddy can cook Asian dish. a) common ability b) specific ability 19) I fell dizzzy now. I am not able to drive. a) common ability b) specific ability 20) Could you help me to find my keys? a) formal permission b) informal request c) formal request 21) Could I see my exam paper, please? a) formal request b) formal permission c) informal permission 22) May I take a picture of you? a) formal permission b) formal request c) informal permission 23) Can you lend me some money, please? a) formal request b) informal request c) informal permission 24) Can I help you with your suitcases? a) formal permission b) informal request c) informal permission 25) Would you hand in your projects, please? a) formal request b) formal permission c) informal request 26) I am not sure, but that shape could be a plane. a) ability b) possibility c) request 27) He isn't at school today. He might be ill. a) permission b) request c) possibility 28) Yesterday, I couldn't sleep well. a) ability b) possibility c) request 29) I'm calling her, but she isn't answering. She may be sleeping. a) ability b) possibility c) permission 30) That can't be an elephant. I doesn't have a trunk. a) deduction b) possibility c) obligation

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