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题库 / OG12-SC-90
Although early soap operas were first aired on evening radio in the 1920s, they had moved to the daytime hours of the 1930s when the evening schedule became crowded with comedians and variety shows.
were first aired on evening radio in the 1920s, they had moved to the daytime hours of the 1930s
were first aired on evening radio in the 1920s, they were moved to the daytime hours in the 1930s
were aired first on evening radio in the 1920s, moving to the daytime hours in the 1930s
were aired first in the evening on 1920s radio, they moved to the daytime hours of the 1930s
aired on evening radio first in the 1920s, they were moved to the 1930s in the daytime hours
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