Emily Dickinson’ s poems have no titles, hence are always quoted

Emily Dickinson’ s poems have no titles, hence are always quoted by their __________.
A、topic sentence
B、first line
C、last line
D、theme
【正确答案】：B
【题目解析】：教材519第二段。迪金森的诗十分独特，不落俗套。她的诗大多无题，常以首句为题的方式被引用。