1. He ____ as if if he is looking for something. 2. He ____ to be tired/ to be having a great time. 3. They ____ quite tired. 4. She doesn’t ____ to be concentrated on what she’s doing. 5. He ____ be happy because he’s smiling. The photo must ____ been taken in summer. 6. He ____ be going to school because he is not carrying books. 7. He could be ____ her something she doesn’t like. 8. The photo ____ have been taken in winter as they are wearing winter clothes.

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