1. ________ run so fast? A. Does he need B. Need he to C. Need he D. Needs he 2. He didn't need ________ out of his room in Moscow. A. go B. to going C. going D. to go 3. I could not ________ it even though I had wanted to do so. A. had bought B. buy C. buying D. have bought 4. I left my pen in this box, but it isn’t there now. Someone________ it. A. must have taken B. must take C. had to take D. had taken 5. Mary received 100 dollars from her sister. She________ the ring she wanted. It only costs 10 dollars. A. buys B. had bought C. bought D. might have bought 6. It lost my Honda last week; I hadn't locked it. You ________ it. A. should lock B. should have locked C. ought to lock D. could lock 7. In 1900 the world had no deaths from rabies. Scientists ________ wonderful vaccine. A. has discovered B. discovered C. must have discovered D. should have discovered
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