Delete row 790 from pager_paper_questions

id 790
question_id q_f267a389
assignment_id asgn_1a2dfb31
type fill_blank
content_text 在文中括号里选择恰当的读音，画“√”。(2分)
score 2.0
difficulty 0.5
correct_answer
explanation
sort_order 0
assigned_page 0
page_order 13
image_idx 0
section kewai
options ["dān","dàn","tiāo","t ...
major_index
extra_content []
ref_material_id mat_2f26d3d8
ref_paragraph_index NULL
create_time 2026-06-16 10:28:19
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