📋 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 286 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ they leaving? | NULL | NULL | 语境表示现在进行，主语they用Are。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 287 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ it snowing? | NULL | NULL | 语境表示现在进行，主语it用Is。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 288 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ we winning? | NULL | NULL | 语境表示现在进行，主语we用Are。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 289 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ I doing it right? | NULL | NULL | 语境表示现在进行，主语I用Am。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 290 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ your mother cooking? | NULL | NULL | 语境表示现在进行，主语your mother用Is。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 291 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ the students learning? | NULL | NULL | 语境表示现在进行，主语the students用Are。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 292 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ he eating? | NULL | NULL | 语境表示现在进行，主语he用Is。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 293 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ you crying? | NULL | NULL | 语境表示现在进行，主语you用Are。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 294 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ they running? | NULL | NULL | 语境表示现在进行，主语they用Are。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 13:56:44 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 295 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ a book on the desk. | NULL | NULL | a book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 | |
| 296 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ some apples in the basket. | NULL | NULL | some apples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 | |
| 297 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ a cat under the chair. | NULL | NULL | a cat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 | |
| 298 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ two dogs in the garden. | NULL | NULL | two dogs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 | |
| 299 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ some water in the bottle. | NULL | NULL | water是不可数名词，用There is。 | 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 | |
| 300 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ a pen and two books on the table. | NULL | NULL | 就近原则，a pen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 | |
| 301 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ many students in the classroom. | NULL | NULL | many students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 | |
| 302 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ a bird in the tree. | NULL | NULL | a bird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 | |
| 303 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ some milk in the glass. | NULL | NULL | milk是不可数名词，用There is。 | 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 | |
| 304 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ three chairs in the room. | NULL | NULL | three chairs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 | |
| 305 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | There ______ no money in my pocket. | NULL | NULL | money是不可数名词，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 |