1. A man never have too many ties. It's ________. A. unable B. impossible C. improbable D. incapable 2. It _______ tell the difference between Indian music and jazz. A. might not B. may not C. mustn't D. couldn’t 4. The plane was then able to rise. This means it ________. A. could rise B. might rise C. might succeed in rising D. rose 5. Byrd knew that he would be able to reach the South Pole. It would be________. A. impossible B. necessary C. able D. possible 6. She ought not ________ him but she did. A. to tell B. to telling C. tell D. to have told 7. I’d rather you ________ that. A. do B. don't do C. won't do D. didn't do . ________ run so fast? A. Does he need B. Need he to C. Need he D. Needs he