Complete the sentences either using past simple or present perfect.
a) From 1945 to 1950 we ___________ (live) on 96th street. b) William ___________ (study) French in Paris many years ago. c) The First World War ____________ (begin) in 1914. d) Mrs. Smith _____________ (be) our teacher since January. E) John is in the ho0spital. He ________ (be) there for three weeks.
a) lived
b) studied
c)began
d)has been
e)has been