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1. Sheila have gone to the bazaar. She will be back in an hour.2. I didn't sleep at nine o'clock yesterday.3. Have you ever been abroad?4. Jane works at her dad's office every Saturday.5. The children played football yesterday.6. I have been waiting for him for an hour and I'm starting to lose my patience.7. How much does Helen spend on her English books?8. We are going to visit the library tonight. Why don't you join us?9. The new theatre will be opened by the mayor tomorrow.10. If you study hard, you will pass the exam.