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Exercise 3. Write the second sentence, using should or shouldn't and the words
given.
1. It's past the children bedtime. (they/ be/ in bed)
2. Can't they see the 'No Smoking' sign? (they/ smoke/ in here)
3. These windows are so dirty. (you/ clean them/ more often)
4. We are in the library. (we/ talk/ too loudly)
6. I think It's going to rain, (we/ take/ our umbrellas)
7. Suzy has to wake up early for school. (she/ go to sleep/ so late)
8. You are always late for school. (you/ be/ punctual)