📋 表：questions
共 598 条记录，每页 20 条
| id INTEGER | subject_id INTEGER | question_no VARCHAR(64) | source VARCHAR(100) | source_year INTEGER | question_type VARCHAR(32) | question_subtype VARCHAR(32) | stem TEXT | stem_plain TEXT | answer TEXT | analysis TEXT | hint TEXT | difficulty REAL | estimated_time INTEGER | score REAL | primary_kp_id INTEGER | knowledge_tags TEXT | version INTEGER | parent_question_id INTEGER | is_template INTEGER | status VARCHAR(20) | is_active INTEGER | quality_score REAL | usage_count INTEGER | correct_rate REAL | avg_time_spent REAL | tags TEXT | extra_data TEXT | created_by INTEGER | created_at TIMESTAMP | updated_at TIMESTAMP | published_at TIMESTAMP | 操作 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 306 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ an eraser and some pencils in the box. | NULL | NULL | 就近原则，an eraser是单数，用There is。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 307 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ some flowers in the park. | NULL | NULL | some flowers是复数，用There are。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 308 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ a map on the wall. | NULL | NULL | a map是单数，用There is。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 309 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ lots of people at the party. | NULL | NULL | lots of people是复数，用There are。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 310 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there a library in your school? | NULL | NULL | a library是单数，用Is there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 311 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there any books on the shelf? | NULL | NULL | any books是复数，用Are there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 312 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there a cat in the garden? | NULL | NULL | a cat是单数，用Is there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 313 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there any water in the bottle? | NULL | NULL | water是不可数名词，用Is there。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 314 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there two pens in your bag? | NULL | NULL | two pens是复数，用Are there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 315 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there a teacher in the office? | NULL | NULL | a teacher是单数，用Is there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 316 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there any cookies in the jar? | NULL | NULL | any cookies是复数，用Are there。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 317 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there a computer in your room? | NULL | NULL | a computer是单数，用Is there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 318 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there any birds in the sky? | NULL | NULL | any birds是复数，用Are there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 319 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there some rice in the bowl? | NULL | NULL | rice是不可数名词，用Is there。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 320 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there a dog and two cats in the house? | NULL | NULL | 就近原则，a dog是单数，用Is there。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 321 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there many trees in the forest? | NULL | NULL | many trees是复数，用Are there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 322 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there an apple on the plate? | NULL | NULL | an apple是单数，用Is there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 323 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there any juice in the fridge? | NULL | NULL | juice是不可数名词，用Is there。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 324 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ there four seasons in a year? | NULL | NULL | four seasons是复数，用Are there。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:58:23 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 325 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ a soccer ball under the bed. | NULL | NULL | a soccer ball是单数，用There is。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:59:35 | 2026-06-29 14:44:16 | NULL | 编辑 |