Delete row 1606 from pager_paper_questions

id 1606
question_id q_d0003951
assignment_id asgn_d9caae7f
type single_choice
content_text 5.下面不能密铺的图形是（ )。
score 5.0
difficulty 0.5
correct_answer
explanation
sort_order 4
assigned_page 3
page_order 5
image_idx 0
section jichu
options ["A.正五边形","B.正六边形","C.平行四边形 ...
major_index
extra_content []
ref_material_id NULL
ref_paragraph_index NULL
create_time 2026-06-17 07:02:55
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