I want to be a doctor when I .
When I got to the cinema, the film________ for 15 minutes.
We should try to prevent air pollution__________.
---He didn’t catch the train, did he?-- _________, because he was caught in the rain.
The book is________ interesting________ I can’t even drop it for a minute.
---I am very worried about tomorrow’s math test. I am afraid I can’t pass this time.--___________! I’m sure you’ll be successful.