1. Many U.S. automobiles --------------- in Detroit , Michigan. A. manufacture C.are manufactured B. have manufactured D.are manufacturing 2. I still cant believe it ! My bicycle ----------- last night. A. was stolen C. stolen B. was stealing D. stole 3. Lets go ahead and do it now. Nothing ------------ by waiting. A.will be accomplished C. has accomplished B. accomplished D. accomplishes 4. When ----------? - In 1928 A. penicillin was discovered C. was penicillin discovered B. did penicillin discovered D. did penicilin discover 5. The rescuers ---------- for their bravery and fortitude in locating the lost mountain climbers. A. were praised C. were praising B. praised D. praising