She _________ (study) for two hours., has been studying, I __________ (wait) for the bus since morning., have been waiting, They __________ (play) video games all day., have been playing, He __________ (work) very hard lately., has been working, We __________ (learn) English for three years., have been learning, It __________ (rain) since yesterday., has been raining, You __________ (sit) here for a long time., have been sitting, She __________ (talk) on the phone for an hour., has been talking, I __________ (try) to call you., have been trying, They __________ (build) a house since last year., have been building, He __________ (run) for 30 minutes., has been running, We __________ (watch) TV all evening., have been watching, She __________ (cook) since 5 pm., has been cooking, I __________ (read) this book for days., have been reading, They __________ (work) on this project all week., have been working

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