Mr. Brown repeated his words to his son, raising his voice a bit, but still        no answer. 

When the young man was shown the evidence, he _______ and told everything he had done to the police. 

It was not until Tom took off his dark glasses that I _____ him.

 Though ________ in San Francisco, Dave Mitchell had always preferred to record the plain facts of small-town life.

 She is a well­known doctor now, but she ________ as a cleaner at the hospital for five years.