1. “I thought you wouldn’t mind.”“Well, as a matter of fact I don’t, but you _____ me first.”A. should ask B. should have asked C. must ask D. must have asked2. “I called you yesterday. A woman answered, but I didn’t recognize her voice.”“Oh, it _____ my aunt Jean.”A. must be B. must have been C. might be D. can have been3. That car nearly hit me; I . might be killed B. might have been killed C. may be killed D. may been killed4. It’s a very kind offer, but I really _____ accept . mustn’t B. needn’t C. can’t D. don’t5. The police still haven’t found her, but they’re doing all they . may B. can C. Must D. will6. You _____ practice the drums while the baby is . needn’t B. mightn’t C. mustn’t D. won’t7. You _____ him the news; he knew it . needn’t tell B. needn’t have told C. mightn’t tell D. mightn’t have told8. — I saw Mr. Sun at Tongyu Station this morning.— You ______. He’s still on holiday in . couldn’t have B. mustn’t have C. shouldn’t D. needn’t9. Are you still here? You ______ home hours . should go B. should have gone C. might go D. may have gone10. “Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”A. must; may B. may; might C. need; must D. could; need11. “Did e?” “I don’t know. He _______ while I was out.”A. might e B. e C. mush e D. should e12. I _______ have met him a long t