Practice: Task 2: Match the situations (1-5) with the comments (a-b). 1. A student is studying late at night. a) She must be preparing for an important exam. b) She can’t be preparing for an important exam. 2. A couple is having dinner at a fancy restaurant. a) They could be celebrating a special occasion. b) They could celebrate a special occasion. 3. A man is jogging in the park. a) He may be training for a marathon. b) He can’t be training for a marathon. 4. A girl plays the piano beautifully. a) She must be a professional. b) She mustn't play the guitar. 5. A group of friends is laughing loudly in a cafe. a) They must be enjoying their time together. b) They may not be enjoying their time together.