thi quá khứ hoàn thành 1.- The fire .(already/reach) the roof by the time the firemen arrived. 2.-Joe Smith went to prison because he . (steal) a lot of money. 3.-Helen went to bed after she (watch) her favourite TV programme. 4.-My father bought the new car after he .. (try) it a few times. 5.-By the time Sonia got to the party, everyone (begin) dancing. 6.-Lorenzo . (eat) all the ice cream before I opened the fridge. 7.-There was a lot of snow outside because it .. (snow) earlier in that day. 8.-Beatriz didnt pass the test because she . (not study) at all. 9.- She told us Somebody (leave) the windows open before. 10.-By the time the police arrived, the burglar . (break)into my neighbours house. 11.-The girl felt guilty because she . (drink) all the milk. 12.-Our flat was robbed because we . (not lock) the front door. 13.-My father couldnt find the money because he .. (hide) it in a drawer. 14.-Leonard didnt have money for the bus because he . (forget) to ask his mother. 15.- My cousin (never/visit) a mine until his father took him one day. 16.-Her bicycle wasnt there because a friend (take) it without asking her. 17.-Daniel was arrested after he . (escape) from prison. 18.-When Kathy met Jonathan, he .. (join) the Navy. 19.- Before they arrived at the airport, they .. (pay) the taxi driver. 20.-His dog . (die) two weeks ago. He was very sad.