1. She can’t bear (leave) __________ alone when no one is at home. 2. Where have you been, Tom? Look at your face! You’re a sight! - Mummy, you (always grumble) __________ . 3. (Refuse) __________the last time, she does not want to ask them. 4. He talks about Rome as though he (be) __________ there himself. 5. Recently, many companies (put)_______ a lot of money into developing advanced technology. 6,7. I want to inform you that the number of the students (participate) __________ in the camping (reach)__________80. 8. It is imperative that he (return) __________ home immediately. 9. By the time you get back , Harry (complete) __________ his work. 10. Not until later (they /discover) _____________ that the picture had been stolen.