II. Choose the correct item. 1. I believe Sam will have a brilliant career in/by law.
2. In/At the beginning of his career, Thomas Edison mostly invented telegraphic devices.
3. Mary was under/in charge of presenting our science project to the class yesterday.
4. Joe couldn’t believe it while/when he won first prize at the science show.
5. This job brings him about/in enough money to get by
2. at
3. in
4. when
5. about