1. The flight to Vientiane has departed.
2. She hasn't finished the letter.
3. I have already forgotten that girl's name.
4. Fred's brother has just graduated from university.
5. I have been trying to learn English for years.
6. I have been waiting for 2 hours, but she has not come yet.
7. She has read all the works of Dickens. How many have you read?
8. I have been waiting here for nearly half an hour for my girlfriend Joana; do you think she has forgotten to come?
9. Mary is resting in the garden all day because she is ill.
10. Although John has been studying at the university for 5 years, he has not got his degree yet.