You were charged________ignoring your dutyWho accused you_______such a crime?

What’s ____ _matter with you -I have ____ _ toothache.

Sorry to have interrupted you. Please go on.—Where was I— You _______ you didn’t like your father’s job.

For many years,people _____ electriccars. However, making them has been more difficultthanpredicted. [ ]

In the park , the number of the visitors is tightly ____ to avoid damaging the environment or putting stress on the animals.