title VARCHAR(200) *

questions TEXT * [{"tag":"辅音音素用a","text":"I want to buy _____ new pencil box tomorrow.","options":["a","an","the","/"],"correct":0,"explain":"new以辅音音素开头，初次提及单数物品，使用不定冠词a。"},{"tag":"an修饰hour特殊发音","text":"It takes us _____ hour to get to the zoo by bus.","options":["a","an","the","/"],"correct":1,"explain":"hour首字母h不发音，单词开头为元音音素，必须用an。"},{"tag":"the修饰形容词最高级","text":"This elephant is _____ biggest animal in the zoo.","options":["a","an","the","/"],"correct":2,"explain":"biggest是形容词最高级，形容词最高级前面必须搭配定冠词the。"},{"tag":"零冠词 球类运动","text":"They often play _____ basketball after school.","options":["a","an","the","/"],"correct":3,"explain":"球类运动名词前不加任何冠词，play basketball为固定用法。"},{"tag":"零冠词 三餐名词","text":"My family always have _____ dinner together on weekends.","options":["a","an","the","/"],"correct":3,"explain":"泛指一日三餐时，breakfast、lunch、dinner前使用零冠词。"},{"tag":"the指代上文提到物品","text":"I found a cat just now. _____ cat is white and small.","options":["A","An","The","/"],"correct":2,"explain":"前文已经提到cat，再次特指同一事物，需要使用定冠词the。"},{"tag":"零冠词 by+交通工具","text":"My uncle goes to Shanghai by _____ train every month.","options":["a","an","the","/"],"correct":3,"explain":"by后面直接加交通工具名词，中间不能加a/an/the，用零冠词。"},{"tag":"the修饰江河湖泊","text":"_____ Yangtze River is very long in China.","options":["A","An","The","/"],"correct":2,"explain":"江河、海洋类专有名词前面，必须加定冠词the。"},{"tag":"the加姓氏表一家人","text":"_____ Li's will visit our home this Sunday.","options":["A","An","The","/"],"correct":2,"explain":"the + 姓氏复数，表示某某一家人，固定搭配需要the。"},{"tag":"零冠词复数表一类事物","text":"_____ Pandas live in Sichuan, China.","options":["A","An","The","/"],"correct":3,"explain":"复数名词放在句首泛指整个物种、一类动物，不需要加冠词。"}]

wrong_count INTEGER 默认: 0

total_count INTEGER 默认: 0