Rewrite each of the following sentences using to-infinitive in two ways. Use the suggested words in your sentences
1. Helen and John were surprised when they found out that their flight tickets to Dubai were upgraded to business class.
a. Surprised
b. Surprising
2. Teenagers are excited when they go out with their friends at weekends.
a. excited
b. exciting
3. Jim was determined when he decided to withdraw from the executive board of Earn & Young in Vietnam.
a. determined
b. Determining
4. Helen's grandmother was amazed when she was taken to her house, which she hasn'tvisited for more than twenty years.
a. amazed
b. amazing