例：I, see him, he, cross the street
       I saw him while he was crossing the street. (He was crossing the street when I saw him.)
A. the sun, shine, we, come out
                                                                                                                 
B. she, study at college, the war, break out
                                                                                                                 
C. she, work in a factory, the city, be liberated (解放) 
                                                                                                                 
D. he, lose his pen, he, go sightseeing in the city