Exploring Writing 2nd Edition by John Langan

Exercise 50

Some verbs in the sentences that follow need - d or - ed endings. Cross out each nonstandard verb form and write the standard form in the space provided.
________ 1. One of my classmates manage to earn a full scholarship to a four-year university.
________ 2. The police officer interview several witnesses at the scene of the accident.
________ 3. This morning, Susan realize that she had left her backpack in a carrel at the library.
________ 4. I plant rosemary and basil in the garden last spring.
________ 5. The manager ask the customers for their feedback on the new menu items.