📋 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 406 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | I have ______ egg for breakfast. | NULL | NULL | egg以元音音素开头，用an。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 407 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ Yellow River is long. | NULL | NULL | 河流名称前用the。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 408 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | She goes to school by ______ bus. | NULL | NULL | 交通工具前用by时不加冠词。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 409 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | This is ______ interesting story. | NULL | NULL | interesting以元音音素开头，用an。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 410 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ pandas are cute. | NULL | NULL | 复数名词表示一类时不用冠词或用the，此处用The特指。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 411 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | I want ______ hamburger. | NULL | NULL | hamburger以辅音音素开头，用a。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 412 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | ______ hour has sixty minutes. | NULL | NULL | hour以元音音素开头（h不发音），用An。 | NULL | 0.6 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 413 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | He lives in ______ United States. | NULL | NULL | 国家名称由普通名词构成时前用the。 | NULL | 0.6 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:02:22 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 414 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | Tom is ______ than Jerry. | NULL | NULL | tall是单音节词，比较级加er。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 415 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | This book is ______ than that one. | NULL | NULL | interesting是多音节词，比较级加more。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 416 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | She runs ______ than me. | NULL | NULL | fast是单音节词，比较级加er。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 417 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | The elephant is ______ than the mouse. | NULL | NULL | big是重读闭音节词，双写g加er。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 418 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | Today is ______ than yesterday. | NULL | NULL | good是不规则变化，比较级是better。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 419 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | This question is ______ than that one. | NULL | NULL | easy以y结尾，变y为i加er。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 420 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | He is ______ than his brother. | NULL | NULL | old是单音节词，比较级加er。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 421 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | The blue dress is ______ than the red one. | NULL | NULL | beautiful是多音节词，比较级加more。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 422 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | My bag is ______ than yours. | NULL | NULL | heavy以y结尾，变y为i加er。 | NULL | 0.5 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 423 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | This road is ______ than that one. | NULL | NULL | bad是不规则变化，比较级是worse。 | NULL | 0.6 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 424 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | She is ______ than her sister. | NULL | NULL | young是单音节词，比较级加er。 | NULL | 0.3 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 | |
| 425 | 英语 | NULL | NULL | SINGLE_CHOICE | NULL | The exam is ______ than I thought. | NULL | NULL | difficult是多音节词，比较级加more。 | NULL | 0.4 | 0 | 1 | NULL | NULL | 1 | NULL | 0 | PUBLISHED | 1 | 0 | 0 | 0 | 0 | NULL | NULL | NULL | 2026-06-29 14:03:52 | 2026-06-29 14:44:16 | NULL | 编辑 |