3 Complète les phrases suivantes avec un verbe au prétérit simple
et un verbe au prétérit en be + V-ing.
a. While she (read), Mrs Lutz (hear) voices. b. When George (see)
his daughter, she (talk) to her imaginary friend. c. Flies (crawl) all over
the house, when he (run) back to get the dog. d. The children (watch
television when they suddenly (feel) very cold.