Complete the sentences with the correct present forms of the verbs in brackets. 1. Mark is tired. He _____________________________(work) since morning. 2. We ______________________________________(not/believe) in ghosts. 3. The meeting _______________________________ (start) at 9 am so let’s hurry. 4. They __________________________________(not/ see) a firework s display before. 5. Den _________________ (look) for his report, but he ______________________(not find) it yet. 6. My chief usually (work) ____________________________________on Saturdays. 7. She (speak) for an hour on the phone. 8. He (wait) ________________________________________for you at this moment. 9. What ____________ your brother (do) _______? – He (be) _______a sportsman10. I (think) _______________________________________ about moving to St. Petersburg.