现在完成时上课.ppt

a. How long has the film begin? (false) b. How long has the film been on? (true) a. He is an unlucky boy. His mother has died for several years. (false) b. He is an unlucky boy. His mother has been dead for several years. (true) a. He has joined the League since he came to the school. (false) b. He has been a league member since he came to the school. (true) He ____ already ______ a job. (find) Key words has found yet ever never since for just before already We _______ only ____________ the first five questions so far. (discuss ) Key words have discussed yet ever never since for just before already so far They ______________over 20,000 fruit trees up to now . (plant ) Key words have planted yet ever never since for just before already so far up to now Great changes _________________ in Beijing in the past 10 years. (take place ) Key words have taken place yet ever never since for just before already so far up to now in the past 10 years He __________ a lot of good things in his life. (do ) Key words has done yet ever never since for just before already so far up to now in the past 10 years in his life I ____________ her lately. ( not see ) Key words haven’t seen yet ever never since for just before already so far up to now in the past 10 years in his life lately I _________________ him recently. (not hear from ) Key words haven’t heard from yet ever never since for just before already so far up to now in the past 10 years in his life lately recently He _