现在完成时态 练习题(5)

Fill in the blanks: 1.Tom _____ ______ (finish) his homework. He ____(do ) has just finished did it just now. 2. Three minutes ago, he _____ _____ called(call) Mr Smith, but he wasn ’t (be not) in at that moment . 3.Alice ____________(not see) the film before,but her sister hasn’t seen saw (see) it two days ago . ______ Has Mike ______ repaired(repair) the computer yet ? 4.---_____ repaired ---Yes,he has. He _______(repair) it himself last night . 5.These cities ___________ have changed(change) a lot in the past years. 6. Jack ______(begin)to collect stamps in 2001,he began has collected (collect) a lot of stamps so far. ___________ 7.China _____ the chance to hold the has already_____(have) had Olympic Games .