Delete row 1605 from pager_paper_questions

id 1605
question_id q_e4c95cde
assignment_id asgn_d9caae7f
type single_choice
content_text 4.下面方程中，解为x=5的方程是（ )。
score 5.0
difficulty 0.5
correct_answer
explanation
sort_order 3
assigned_page 3
page_order 4
image_idx 0
section jichu
options ["C.3x+5=10","B.3x+5=20","A.3x ...
major_index
extra_content []
ref_material_id NULL
ref_paragraph_index NULL
create_time 2026-06-17 07:02:55
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