Раскройте скобки, употребляя глаголы в Present Perfect. 1. I don't know this girl. I never (to meet) her before. 2. "Where is mother?" - "She just (to go) out." 3. "Don't you know what the film is about?" - "No, I (not/to see) it." 4. "Don't worry about the letter. I already (to post) it." 5. "Is he a good teacher?" - " Oh, yes. He (to help) me a lot." 6. He knows London perfectly well. He (to be) there several times. 7. I cannot find my umbrella. I think someone (to take) it by mistake. 8. "Do you speak Spanish?" - "No. I never (to study) it." 9. "Do you know, where they have gone?" - "No. They (to sell) their house and (not/leave) their new address."