Correct the mistakes 1When was invented the radio. 2The book was wrote Pushkin. 3A lot of people will invited to the party. 4Where the key was found. 5 Last year a very iportan lettety will be lost in the post office 6All his pens were borrow. 7 This car will be not stolen. It protected

1. When was the radio invented? 2. The book was written by Pushkin. 3. A lot of people will be invited to the party. 4. Where was the key found? 5. Last year a very important letter was lost in the post office. 6. All his pens were borrowed. 7. This car will not be stolen. It is protected.