1. A: Why (are you) in such a hurry?
B: I'm worried. My exam (is starting / starts) in ten minutes. (2 варианта возможны)
2. A: I (am thinking) of changing school.
B: I (don't think) it's a good idea. You'll be lonely.
3) A: Why (are you) angry?
B: My sister (is always taking) my clothes.
4) A: Tom (looks) very stressed.
B: Yes. He (is studying) a lot these days.
5) A: Why (are you leaving) now?
B: My train (leaves) in an hour.