4. Lan (drink)_____________ two bottles of water every day. 5. My friend (not, always, do).....................................exercise in the morning. 6. When I ( be) young, I often ( go) fishing with my uncle. 7. My younger brother often ( cry) at night when he ( be) 3 years old. 8. When he ( be) young, he ( serve) in the army for ten years. 9. It was the first time I (ever see) such a beautiful girl. 10.It was the most exciting film I (ever see). 9. This was the dirtiest looking dog I (ever see). 10. They (go) __________ home after they (finish) __________ their work. 11. He (do) _________ nothing before he (see) ___________ me. 12. He (thank) __________ me for what I (do) __________ for him. 13. After they (go) _____ , I (sit) _______ down and (rest) __________. 14. When I (arrive), the dinner (already, begin) ______________. 15. My friend (not see) __________ me for many years when I (meet) __________ last week. 16. He (learn) __________ English before he (leave) __________ for England.